The average number of airplanes waiting to land is 25, and the average time elapsed for an airplane to complete landing is 27 minutes. The airport should use more than one air traffic controller to meet the Aviation Authority's requirements.
a) The number of requests per hour for landings is a Poisson random variable with a mean of 25. The time it takes an airplane to land is an exponential random variable with a mean of 2 minutes, so the rate parameter for the exponential distribution is λ = 1/2. Using the fact that the Poisson distribution has the same mean and variance, the variance of the number of arrivals per hour is also 25. Therefore, the average number of airplanes stacked up waiting to land is equal to the variance, which is also 25.
b) The time elapsed between when an airplane arrives and when it completes landing is the sum of the waiting time and the service time. The waiting time is the time that the airplane spends waiting in the queue before it can start landing. The service time is the time it takes for the airplane to complete landing once it starts. The waiting time is equal to the number of airplanes already in the queue when the arriving airplane arrives, multiplied by the mean service time. Using Little's Law, the average waiting time is the average number of airplanes in the queue multiplied by the mean service time. Therefore, the average time elapsed is the sum of the mean waiting time and the mean service time, which is equal to (25/2) * 2 + 2 = 27 minutes.
c) The airport needs to ensure that an air traffic controller works for a maximum of 45 minutes out of every hour on average. Currently, there is only one air traffic controller responsible for landings during every one-hour period. Using Little's Law formula, the average number of airplanes in the queue is equal to the arrival rate multiplied by the average waiting time. From parts a) and b), we know that the arrival rate is 25 per hour and the average time elapsed per airplane is 27 minutes. Therefore, the average number of airplanes in the queue is (25/60) * 27 = 11.25.
If there is only one air traffic controller, the maximum number of airplanes that can be served per hour is 60/2 = 30. Therefore, the controller cannot serve all the airplanes in the queue, and the average waiting time will continue to increase, leading to a violation of the Aviation Authority's requirement.
d) When both runways can be used for both take-offs and landings, the average service time increases from 2 minutes to 2.16 minutes per airplane. The average number of airplanes waiting to take off or land is 7.674. To minimize the average total amount of time it takes an airplane to either take off or land (waiting time plus landing or take-off time), the airport should use the pooled system.
In a pooled system, the two runways are used together, and each arriving airplane is assigned to either the take-off or landing queue, depending on which queue has fewer airplanes waiting. This reduces the waiting time for airplanes, and thus the total time elapsed for an airplane, as compared to the two separate systems where the runways are used independently. Therefore, the pooled system is more efficient and should be used to minimize the average total amount of time it takes an airplane to either take off or land.
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the risk-free rate of return is 3.5 percent, the inflation rate is 2.9 percent, and the market risk premium is 7.5 percent. what is the expected rate of return on a stock with a beta of 1.43? 14.2% 8.7% 11% 13.1% 4.6%
the risk-free rate of return is 3.5 percent, the inflation rate is 2.9 percent, and the market risk premium is 7.5 percent. The expected rate of return on a stock with a beta of 1.43 is 14.2%
How do you calculate the expected return on a stock?An investor can calculate the expected return by multiplying all possible outcomes by the probability of them occurring and adding those outcomes together to arrive at the total expected return. Expected rate of return is a simple measure of probability, used to determine the likelihood and rate of return that a particular investment will yield.
Risk free rate= 3.5%
Inflation rate= 2.9%
Market risk premium= 7.5%
Beta= 1.43%
Therefore the expected rate of return can be calculated as follows
= Risk free rate of return₊ (Beta × Market risk premium)
= 3.5 + (1.43 × 7.5)
= 3.5 ₊ 10.725
= 14.225%
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In economics a computer bought by a firm for its account keeping is classified differently to a computer bought by an individual for playing games and surfing the internet. Explain why.
Answer:
12
Explanation:
for each separate case, record the necessary adjusting entry. on july 1, lopez company paid $2,500 for six months of insurance coverage. no adjustments have been made to the prepaid insurance account, and it is now december 31. zim company has a supplies account balance of $7,600 at the beginning of the year. during the year, it purchases $3,300 of supplies. as of december 31, a physical count of supplies shows $1,450 of supplies available. prepare the year-end adjusting entries to reflect expiration of the insurance and correctly report the balance of the supplies account and the supplies expense account as of december 31.
Debit Insurance expense and credit Prepaid insurance by 2500, Debit Supplies expense and credit supplies by 9,450.
The entry will be as follows:
Journal Debit Credit
a. Insurance expense 2,500
Prepaid insurance 2,500
( To record insurance expense)
b. Supplies expense 9,450
Supplies 9,450
( To record supplies expense)
Working notes:
Supplies beginning = $7,600
Supplies purchased = $3,300
Supplies, ending = $1,450
Supplies expense = Supplies, beginning + Supplies purchased - Supplies, ending
= 7,600+3,300-1,450
= $9,450
A company's insurance expense includes the cost of the insurance contract as well as any additional premium payments. The company's payment is recorded as an expense for the given accounting period.
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urban structure in the united states could be said to be a product of what economists call the bid-rent. what is meant by the bid-rent?
The bid-rent theory is an economic concept that explains how the price and demand for real estate are influenced by their location and accessibility.
It states that the value of a particular piece of land is determined by the maximum amount someone is willing to pay for it, based on its location and access to amenities and resources.
As an area becomes more desirable, demand for the land increases, and the bid-rent for that location also increases. This can lead to the development of high-density urban areas where property values are high, and lower-density suburban areas where property values are lower.
In the United States, this theory has played a significant role in shaping the urban structure of cities, as developers seek to maximize profits by locating their properties in areas with high bid-rent values.
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which one of the following ratios identifies the amount of sales a firm generates for every $1 in assets? asset turnover roi roe roa
The asset turnover ratio measures the amount of sales a company produces for every $1 in assets.
Which ratio determines how much revenue is generated for every $1 invested in assets?Selling of assets determines how effectively Total Assets generate Total Assets sales: the amount of sales that are generated for every dollar invested in total assets. For instance, a ratio of 2.35 suggests that the company makes $2.35 in sales for every $1 invested in total assets.
What exactly is a 1 asset turnover ratio?If a corporation has an asset turnover ratio of 1, this suggests that its net sales are equal to its average annual total assets.
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How much do you pay in taxes in Massachusetts?
On both earned (salaries, wages, tips, commissions) and unearned (interest, dividends, and capital gains), Massachusetts levies a 5.0% tax. The tax rate on some capital gains is 12%.
How do taxes work?Taxes are compulsory contributions that a government agency, whether local, regional, or federal, imposes on people or businesses. Public works and services like roads and schools, as well as programs like Social Security and Medicare, are funded by tax income.
The individual income tax rate in Massachusetts is a flat 5.00 percent. The corporate income tax rate in Massachusetts is 8.00%. There is no local sales tax in Massachusetts, which has a state sales tax of 6.25 percent.
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Hailey works in a spa. today, there was a sale on a particular color of nail polish. twenty customers came in asking for the nail polish. which qualification helped hailey make it through the day without getting frustrated? a. patience for performing a repetitive task b. specialized skill at manicures c. socialization skillsd. knowledge of current trends
Boredom is a common side effect of repetitive work, and boredom can lead to blunders. Challenge yourself to do the task more quickly to change your routine. The time passes more quickly as a result, and you typically do more. Have a cheerful attitude and refrain from concentrating on the drawbacks of repetitious duties at work.
It can be irritating and exhausting to keep doing the same labor or task if twenty people come in asking for the same kind of shine. However, she did require patience when performing repetitious tasks because doing so helped keep her sane.
So, option a. is the correct answer that is patience for performing a repetitive task.
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Question :Which statement best describes displacement? Check all that apply
Answer:2 , 3 5
Answer:
2
Explanation:
thats my guess
Why is it important to be flexible and patient when exhibiting sensitivity?
it is important to be flexible and patient when exhibiting sensitivity because we define ethnocentrism as an attitude or view that analyzes the world according to the parameters of our own culture.
What is Ethnocentrism?Ethnocentrism in social technological know-how and anthropology—in addition to in colloquial English discourse—way to use one's personal way of life or ethnicity as a body of connection with deciding different cultures, practices, behaviors, beliefs, and humans, rather than the use of the requirements of the specific way of life involved. Since this judgment is frequently bad, a few humans additionally use the time period to consult the perception that one's way of life is advanced to, or extra accurate or ordinary than, all others—mainly concerning the differences that outline every ethnicity's cultural identity, along with language, behavior, customs, and religion.[1] In not unusual place usage, it is able to additionally truly suggest any culturally biased judgment. For example, ethnocentrism may be visible withinside the not unusual place portrayals of the Global South and the Global North.Ethnocentrism is now and again associated with racism, stereotyping, discrimination, or xenophobia. However, the time period of "ethnocentrism" does now no longer always contain a bad view of others' race or implies a bad connotation.[3] The contrary of ethnocentrism is cultural relativism, a guiding philosophy declaring the satisfactory manner to recognize a distinct way of life is thru their angle as opposed to judging them from the subjective viewpoints formed through one's personal cultural requirements.Thus, It often includes the belief that one's ethnic group is most important, or that some or all aspects of our culture are superior to those of others.
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which of the following statements is true? vertical analysis of financial statements is accomplished by preparing common-size statements. in determining whether a company's financial condition is improving or deteriorating over time, horizontal analysis of financial statement data would be more useful than vertical analysis.
The statement provided in question that vertical analysis of financial statements is accomplished by preparing common-size statement is True.
In vertical analysis, each item on the financial statement is expressed as a percentage of a base figure, usually total assets. This provides an easily comparable overview of the financial statement, highlighting any potential trends that may be occurring.
On the other hand, horizontal analysis of financial statement data is a comparison of financial statement amounts over a period of time. This provides an understanding of the company's financial health.
Therefore, when determining whether a company's financial condition is improving or deteriorating over time, horizontal analysis of financial statement data would be more useful than vertical analysis.
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A large restaurant/catering establishment has 317 employees. Last
year 63 separate employees were injured on the job. What percentage of employees were
injured last year?
A large restaurant/catering establishment has 317 employees. Last year 63 separate employees were injured on the job 1/5 of the employees, or 19.87%, or almost 20%, were hurt.
We can estimate that 20% is roughly equal to 19.87%. 20% equals 0.2, or one fifth.
19.87% 20%
20% Equals 0.2
0.2 = 1/5
Divide the smaller number by the larger number in order to first determine the percentage. Our result is 0.1987. By multiplying by 100, you may calculate the percentage of a hundred that is present: 19.87%.
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an employee can be dismissed if their job surplus to requirements' outline why this state ment is false
Who’s ready to f lemme know?
Answer:
lol
Explanation:
Answer:
wrong website
Explanation:
Select the correct answer.
A good document created with DTP software would have an ideal balance of which three tones?
A.
black, blue, and grey
B.
black, white, and grey
C.
blue, green, and black
D.
white, green, and blue
A good document created with DTP software would have an ideal balance of three tones (B) black, white, and grey.
When creating a document with desktop publishing (DTP) software, an ideal balance of tones includes black, white, and grey. Here's why:
Black: Black is a fundamental color used for text, headings, and important elements in a document. It provides strong contrast and readability, making it essential for conveying information effectively.
White: White represents the absence of color and is commonly used as the background color in documents. It provides a clean and neutral canvas, allowing other elements to stand out. White space is crucial for readability and visual balance, preventing the document from appearing cluttered or overwhelming.
Grey: Grey is a neutral color that can be used for various purposes in a document. It can be used for shading, borders, or backgrounds to add subtle contrast and visual interest. By using different shades of grey, you can create depth, hierarchy, and separation between sections or elements.
The combination of black, white, and grey allows for a visually balanced and professional-looking document. It ensures readability, clarity, and a cohesive visual presentation. This color scheme is versatile and widely used in a range of documents, including brochures, newsletters, reports, and presentations.
Option D (white, green, and blue) is not the correct answer because green is not typically considered one of the ideal tones for creating a good document with DTP software. While green may be used in specific contexts or designs, it is not one of the core tones that contribute to an ideal balance in most documents.
Therefore, the most suitable answer is B. black, white, and grey.
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Hey everyone, I just thought you all should know that...
you are AMAZING
you are BEAUTIFUL
you are SMART
you are KIND
you are NOT going to give up on your FIGHT
and you better stay ALIVE!!! <33
Answer:
thanks lol
you too-
Identify the correct pricing strategy. Incorporating _______ pricing strategy drives customers to pay a higher price for a valuable product. Businesses use market research, surveys, and analysis to convince customers to buy products that provide _______ for money.
Answer:
Price skimming
value for money
Explanation:
Price skimming is the pricing strategy in which businesses charge higher prices for the product initially and then start to reduce the price. The customers pay the high price charged for the product because of unique features of the product. Customers find the product value for money and so they are satisfied with the high prices.
Which reason best demonstrates why flexibility is important in IT work environment?
Answer:
Changing work environments require employees to adapt quickly to new technology
Explanation:
Bart graduated college with $40,000 in student loan and credit card
debt and is extremely worried about how he'll pay it back. His best friend
Miguel has the same exact debt and isn't worried at all. What could explain
why these two people have different levels of concern about the same
situation?
These two people have different levels of concern about the same situation depending on the situation that they are in and the date of the repayment.
Debt may be defined as the sum that the borrower owes the lender. A debt is an amount of money that has been borrowed for a dedicated amount of span and must be repaid, plus interest.
Bart may have some kind of debt that he may need to fulfill and there will be some changes that will come with it as the date of the repayment and the money in hand can also be the major causes.
Miguel may have a job on his hand and was confident that he may pay for the amount that is incurred. Also, he may have some kind of savings that will help him.
Depending on their current circumstances and the payback date, these two persons are concerned about the same scenario to different degrees.
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PLEASE HURRY!!!!!!!!!!!! I'M TIMED!!!!!!!!!!!!! Skylar is preparing a flyer to advertise a marketing campaign that her boss is organizing in the form of a bingo night. At first, Skylar struggled with the tone the flyer should take, but then she narrowed down the target market and realized that the people interested in the bingo night will most likely be the elderly population living in the retirement complex hosting the bingo night. Armed with this information, Skylar easily determined which details she should include in the flyer as well as how to format it. Which step of the writing process did Skylar MOST likely just complete?
Conceptualizing
Prewriting
Reviewing
Drafting
Answer:
prewriting
sorry I was late on this
5. The measurement of how happy the customer is with their shopping experience with a retailer is called:
O A. Product solutions
O B. Brand knowledge
O C. Customer satisfaction
O D. Product knowledge
What decision did a London Court Reach In this case?
Answer:
A.
Explanation:
I did B from the person above and got it wrong and it said that A was the answer :)
Answer:
A. The writing of The Da Vinci Code did not violate copyright law.
Explanation:
Right on ED2021, goodluck!
if a company has to change an estimate, such as the salvage value of an asset, the company is required to reissue prior year statements that were based on the estimate. this statement is group starts
If a company has to change an estimate, such as the salvage value of an asset, the company is required to reissue prior year statements that were based on the estimate. this statement is False.
What is Company?A company is a legal body created by a group of people to conduct and manage a business venture, whether it be commercial or industrial. Depending on the corporate legislation of its country, a corporation may be set up in a variety of ways for tax and financial responsibility reasons.
The type of business structure a firm selects, such as a partnership, sole proprietorship, or corporation, will often depend on the industry it operates in. The ownership structure of the business is also shown by these arrangements.
Additionally, they can tell private from public firms. Both have different ownership arrangements, laws, and rules on financial reporting.
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When banking and business networks are attacked for the purpose of stealing money or intellectual property, this is called ____________
When banking and business networks are attacked for the purpose of stealing money or intellectual property, this is called cybercrime. Cybercrime refers to criminal activities that are carried out using computers or the internet. It involves unauthorized access, theft, or manipulation of digital data with the intention of financial gain or intellectual property theft.
There are several forms of cybercrime that target banking and business networks. One common example is phishing, where criminals trick individuals into revealing their sensitive information such as login credentials or credit card details through fraudulent emails or websites. Once the criminals obtain this information, they can use it to gain unauthorized access to the victim's bank account or engage in fraudulent financial transactions.
Another example is malware attacks, where criminals infect computers or networks with malicious software. This malware can be used to steal financial information or intellectual property by recording keystrokes, accessing files, or monitoring network traffic. Ransomware attacks, where criminals encrypt the victim's data and demand a ransom to restore access, are also common in cybercrime.
In addition to these examples, there are other forms of cybercrime that target banking and business networks, such as hacking, identity theft, and data breaches. The motive behind these attacks is usually financial gain or the theft of valuable intellectual property, which can be sold or used for personal gain.
To protect against cybercrime, individuals and organizations should take preventive measures such as using strong passwords, regularly updating software and antivirus programs, and being cautious when clicking on links or opening email attachments. Additionally, organizations should implement robust security measures such as firewalls, intrusion detection systems, and encryption protocols to safeguard their networks and sensitive data.
In summary, when banking and business networks are attacked for the purpose of stealing money or intellectual property, this is referred to as cybercrime. It encompasses various illegal activities carried out using computers or the internet, such as phishing, malware attacks, hacking, identity theft, and data breaches. Preventive measures and robust security measures are crucial in mitigating the risk of cybercrime.
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Print and read the enclosed article "what should we do with the big technology companies" from the wall street journal in which rob atkinson, barry lynn and lawrence lessig debate the issue. Cite facts and/or quotes from the article to make the case on which advocate makes the better argument from the perspective of the u. S. Consumer, worker, investor, entrepreneur, etc
I can offer some general information on the debate surrounding big technology companies and different perspectives that may be relevant to consumers, workers, investors, entrepreneurs, etc.
Regarding the debate on what should be done with big technology companies, there are varying viewpoints. Some argue that these companies have accumulated significant power and influence, potentially stifling competition and innovation. They advocate for stronger regulations, antitrust actions, and increased scrutiny to ensure a level playing field and protect consumer interests.
On the other hand, some argue that big technology companies have played a crucial role in driving economic growth, creating jobs, and delivering innovative products and services. They emphasize the importance of allowing market forces to determine outcomes, advocating for a more hands-off approach to regulation.
It is important to note that specific arguments and evidence will vary depending on the specific article and the perspectives of the authors involved. To thoroughly assess the arguments made by Rob Atkinson, Barry Lynn, and Lawrence Lessig, it would be best to read the article directly and analyze the facts and quotes provided by each advocate.
If you have any specific points or questions related to the debate on big technology companies, I would be happy to try and provide information or insights based on my training and knowledge.
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(1 point) 20. Samantha, who is the vice president of the marketing department, has asked you to prepare a positioning map for her presentation to the board
Answer:
Answer: You are preparing a map that shows consumer perceptions of the company's brand versus the competition's products.
Explanation:
While preparing a positioning map, one needs to prepare a map that shows consumer's perception of the company's brand against the competitive product in the market.
What is a positioning map?Positioning map is a tool commonly used by people who are marketing or working with the product they are trying to market. The idea is that everyone perceives a particular product differently. Positioning map helps the organization in knowing the actual position of the brand in the competitive marketplace.
What do you mean by consumer's perception?Customers' awareness, impressions, and views about your business, products, and brand are referred to as "customer perception." Multiple factors influence customer perception, including direct and indirect experiences with your services.
What is a brand?A brand refers to an intangible concept of marketing or business world that allows people to recognize a firm, a product, or a person. A product, business, or person's brand is how those who interact with it are perceived.
What is competitive product?Any good or service created, acquired, sold, or distributed by the company is regarded as a competitive product if it directly or indirectly competes with, is strikingly similar to, or reasonably replaces any good or service in the company's analysis, evolution, or style.
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What the fraction of 0.10 ;)
Anyone live in ny (only answer if you live in ny)
Answer:
1/10 my dude ksfhdkdhb nskdjdhdk
Suppose that Defenestration decides to pay a dividend of only $2 per share this year and use the remaining $2 per share to repurchase stock. If Defenestration maintains this dividend and total payout rate, then the rate at which Defenestration's dividends and earnings per share are expected to grow is closest to what?
Answer:
Missing word "Defenestration Industries plans to pay a $4.00 dividend this year and you expect that the firm's earnings are on track to grow at 5% per year for the foreseeable future. Defenestration's equity cost of capital is 13%."
P0 = dividend payout per share/ (k-g)
Where g is firms earning growth = 5% or 0.05
And k is the cost of capital = 13% or 0.13
Therefore P0 = $4 / (0.13 -0.05) = $50
But if the payout is $2 per share and $2 per share is used to repurchase stock then to get the price of the stock in one year given the current price of $50.00, dividend at $2 and the 13% cost of capital we get
$50 = $2 + X / (1.13)
Therefore x = $54.5
At a current price of $50, we can expect that Defenestration Industries stock to sell for $54.50 immediately after the firm pays the dividend in one year
Therefore the growth is (54.5 -50)/50 = 9%
Clean123 Inc. is a closing out it’s dividends account. Which account will it use in the closing entry?
A. service revenue b. retained earnings C. income summary D. operating expenses
Clean123 Inc. will use the Income Summary account to close out its dividends account.
Clean123 Inc. is closing out its dividends account and must record a closing entry to transfer the balance to another account.
The four options presented are service revenue, retained earnings, income summary, and operating expenses. Of these options, Clean123 Inc.
would use the Income Summary account to close out its dividends account.
The Income Summary account is used to summarize all of the company's revenues and expenses for the accounting period and determine the net income or loss.
This account is used in the closing process to transfer the balances of temporary accounts, including dividends, to the Retained Earnings account, which is a permanent account that tracks the company's earnings over time.
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Which investment advice would Gale most likely give to Alex? Invest in stocks because they are less risky. Put most of your money in a savings account instead. Spread your investments in several different areas. Stick with the stocks because they will bounce back.
Investment advice is the advice given by consultants or consultancy firms holding special expertise in the field of securities market to the individual investors.
Investment DecisionTheir is a very popular quote in the investment market that "do not put all your funds in a single security " and put your funds in different securities so that loss of a security is set-off with the gains of other security.
Therefore , the investment advice most likely Gale would give to Alex will be "Spread your investments in several different areas" and OPTION C is correct.
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Answer:
c
Explanation:
The purpose of sending a thank-you letter after an interview is to _____. A. Increase name recognition b. Demonstrate good manners c. Reiterate interest in a position d. Reinforce qualifications e. All of the above Please select the best answer from the choices provided A B C D E.
Answer:
A
Explanation:
makes the most sense
The purpose of sending a thank-you letter after an interview is to Increase name recognition. Thus, option A is correct.
What is an interview?A meeting is an organized discussion where one member seeks clarification on pressing issues, and the other gives replies. In like manner of speech, "interview" alludes to a one-on-one discussion between a questioner and an interviewee.
A card to say thanks offers you a chance to repeat the focuses you made during your meeting. At any point left a meeting wishing you'd all the more emphatically stressed specific expertise or experience the business appeared to be searching.
A thank-you letter after a meeting allows you the opportunity to do precisely that. In particular thank, the questioner for their time and solicitation requires a meeting.
Therefore, option A is the correct option.
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