The probability that maya's first guess is correct and her second guess is incorrect is 0.24
From the question given above, the following data were obtained:
Correct answer (C) = 222Total answer = 555Incorrect answer (I) = 555 – 222 = 333Next, we shall determine the probability that her 1st guess is correct.
Correct answer, nC = 222Total answer, nS= 555Probability of correct answer, P(C) =?P(C) = nC / nS
P(C) = 222 / 555
Next, we shall determine the probability that her 2nd guess is incorrect
Incorrect answer, nI = 333Total answer, nS = 554Probability of incorrect answer, P(I) =?P(I) = nI / nS
P(I) = 333 / 554
Finally, we shall determine the probability that her first guess is correct and her second guess is incorrect.
Probability of correct answer, P(C) = 222 / 555Probability of incorrect answer, P(I) = 333 / 554Probability of 1st correct and 2nd incorrect, P(C n I) =?P(C n I) = P(C) × P(I)
P(C n I) = (222 / 555) × (333 / 554)
P(C n I) = 0.24
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Answer: 3/10 or 0.3
Explanation: P(1st correct AND 2nd incorrect)= 2/5 • 3/4= 3/10 or 0.3
somebody help please, and give the steps so I can learn how to solve it myself
Answer:
A
Explanation:
Think of if someone asked you to find f(2). You would plug in 2 into the equation f(x) to find the y value at 2. You do the same thing with this problem, but instead plug in the equation.
f(\(\frac{1}{2}\)x + 3) = -2(\(\frac{1}{2}\)x + 3) + 7
= -x - 6 + 7
= -x + 1
What is a goal of the mission of the James Webb Space Telescope?
to find evidence of life on Mars
to study how solar flares of our sun affect Earth
to find evidence of events in the history of the universe
to study how Venus and Earth diverged as planets
(33 points)
Answer:
to find evidence of events in the history of the universe
Explanation:
A goal of the mission of the James Webb Space Telescope is to find evidence of events in the history of the universe.
The correct answer to the given question is option C.
The James Webb Space Telescope has several objectives and goals, with the primary aim of its mission being to identify the events that led to the formation of the universe.
In addition, it aims to collect data on various galaxies, stars, and planets that will help scientists determine the evolution of these entities.The primary objective of the James Webb Space Telescope is to identify the early universe's formation by collecting data on the stars, galaxies, and planets.
It is also aimed at gathering data on various celestial objects such as exoplanets and black holes.The James Webb Space Telescope aims to collect data that will allow astronomers to determine the events that led to the formation of the universe.
It will collect data on distant galaxies, stars, and planets to provide insights into the evolution of these entities. The telescope will have advanced capabilities such as infrared vision that will allow it to collect data on some of the universe's earliest structures.
Additionally, the James Webb Space Telescope aims to collect data on exoplanets, which could provide insights into how life in the universe developed. The telescope's ability to identify the atmospheric composition of exoplanets will be crucial in determining their habitability.
Ultimately, the telescope's primary goal is to contribute to the advancement of our understanding of the universe.
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Explain (or list) at least five reasons why you will benefit from going to college or trade school.
Answer:
1. Improved job prospects:
By completing a degree or trade program, you can have access to more job opportunities and higher-paying jobs.
2. Enhanced skills and knowledge: College and trade school education can equip you with the skills and knowledge needed to excel in your chosen field.
3. Networking opportunities: Attending college or trade school can help you build professional networks that can be useful for career advancement.
4. Personal growth: College or trade school can help you develop independence, critical thinking, and other essential skills that can benefit you throughout your life.
5. Greater earning potential: Completing a college degree or trade program can lead to higher earnings and a better quality of life in the long run.
A jacket on sale for 15% off costs $187. What was the price before the sale?
Answer:
$1246.67
Explanation:
Take 15% and turn it into a decimal: 0.15
Then divide the sale price with the decimal: 187/0.15=1246.67
A jacket on sale for 15% off costs $187. The price before the sale is $220.
What is the percentage?A percentage is a figure or ratio that reflects a fraction of 100 in mathematics. To find the percentage of a number in decimal form, simply multiply the decimal number by 100.
If the sale price is $187, and the sale is 15% off, the $187 represents the other 85% of the regular price—the part you pay. So we ask ourselves, okay, $50 is 85 percent off.
Given, the off percentage is 15%
The cut-off price after the discount is $187
The regular price is r
$187 is 85% of the regular price
$187 / 85%
We remind ourselves that the “percentage” symbol simply means "divide this number by 100." The formula becomes:
$187 / 85 x 100 = $220
Therefore, the price before the sale is $220.
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Please help Explain why the coin is able to float on top of the water in this glass.
Answer:
It is the concept of surface tension that helps the coin to float on the top of the water in the glass. The surface tension acts just opposite to the gravitational force and that is why when any metal placed in the water it will float and come on the surface
Explanation:
Easy points
17/2
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Have a good day
Which examples from the passage pair a symbol with its reference in the passage? select two options. ""the heavens themselves blaze forth"" refers to the lightning storm ""world"" symbolizes calpurnia’s dreams ""death of princes"" symbolize the death of caesar ""mighty gods"" symbolize caesar ""the valiant"" refers to beggars.
The examples from the passage pair a symbol with its reference in the passage are;
“The heavens themselves blaze forth” refers to the lightning storm.“Death of princes” symbolize the death of Caesar.What was the significance of Caesar's death?The Death of Julius Caesar is recorded to be a form of assassination by approximately 40 Roman senators.
This was said to be done on the "ides of March" (March 15) 44 BCE. Caesar's death is known to be one that brought about a series of civil wars that brought an end to the death of the Roman Republic and lead to the birth of the Roman Empire.
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Answer:
A: “the heavens themselves blaze forth” refers to the lightning storm
C: “death of princes” symbolize the death of Caesar
Explanation:
I took the quiz.
Find the probability of getting 6 or more girls in 8 births.
Answer:
The probability of getting a girl is 12 . The probability of getting 6 girls is therefore (12)6 . Since we have 6 girls, we also need to find the probability of getting 2 boys, which is (12)2 . There are (86)=28 ways to get 6 girls out of 8 children.
Explanation:
Answer:
Explanation:
P(X > 6) = ?
P(X > 6) = P(X = 6) + P(X = 7) + P(X = 8)
P(X > 6) = 0.118 + 0.035 + 0.004
P(X > 6) = 0.157
Thus the probability of getting 6 or more girls in 8 births is 0.157
I need advice: my friends leave me out of everything and never invite me to stuff, they have group chats with me not in it and they are doing something for halloween and aren't telling me. They didn't invite me to join them. What do I do. I don't need friends right?...
Answer:
I think you should ask them what they are doing, and if they won't tell you I think you should find a new group of friends.
Extra:
P.S. If you need a friend, I will be your friend.
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Which of the following characteristics is NOT a commonly malleable (changeable) trait in human beings?
hair color
height
number of fingers
weight
Answer:
number of fingers. Because that's your own body that you are born with and that can't change.
Answer:
as I think it's Hair color. Shayad
Explanation:
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I want to know how to solve it.
Answer:
f(1+g(1))=2 is your answer
Explanation:
we have
f(x)={2x-2}/(x²+1)
g(x)=x²+1
now
f(1+g(1))=f(1+(1²+1))=f(1+2)=f(3)={2×3-2}/(1²+1)=4/2=2
Which situation is impossible under a representative democracy
Option B. Legislators are chosen without consulting citizens is a situation impossible under a representative democracy.
What is Democracy?A democracy is a system of government in which the citizens or the people of the country have the power to make laws and decide who will represent them in office ("representative democracy"). Who is referred to as "the citizens" and how power is distributed among or assigned by the people have evolved with time and at varying rates in various nations. Freedom of assembly, freedom of association, land rights, freedom of expression, inclusivity, right to equality, citizenship, consent of a governed, right to vote, freedom from arbitrary state denial of the life and personal liberty, and several minority rights are frequently characteristics of democracies.
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Complete Question:
Which situation is impossible under a representative democracy?
A. The legislature can declare local laws illegal.
B. Legislators are chosen without consulting citizens.
C. Citizens vote directly on an issue.
D. The head of state is also the head of the military.
Smaller particles moved by the wind occurs through deflation.
Answer:
The answer would be true!
Explanation:
As smaller particles moved by the wind occurs through deflation.
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The average age of a breed of dog is 19. 5 years. If the distribution of their ages is normal and 20% of dogs are older than 22. 6 years, find the standard deviation
The standard deviation of the ages of this breed of dog is approximately 4.4 years.
To find the standard deviation, we can use the concept of z-scores and the cumulative distribution function (CDF) of a standard normal distribution. Let's denote the average age as μ (mu) and the standard deviation as σ (sigma).
Given that the average age of the breed is 19.5 years, we can set μ = 19.5. We are also given that 20% of the dogs are older than 22.6 years. Using the z-score formula, we can calculate the z-score corresponding to this percentile:
z = (x - μ) / σ
Where x is the given value (22.6 years) and z is the z-score. Rearranging the formula, we can solve for σ:
σ = (x - μ) / z
Plugging in the values, we have:
σ = (22.6 - 19.5) / z
To find the z-score corresponding to the 20th percentile, we can use the inverse CDF of the standard normal distribution. Using statistical software or a z-table, we find that the z-score corresponding to the 20th percentile is approximately -0.84.
Substituting the values, we get:
σ = (22.6 - 19.5) / -0.84 ≈ 3.7 / -0.84 ≈ -4.4
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The average age of a breed of dog \(= μ = 19.5\) yearsThe percentage of dogs that are older than 22.6 years = 20%Let's calculate the z-score of the given percentage\(:z = (x - μ) / σ20 = (22.6 - 19.5) / σσ = (22.6 - 19.5) / 0.84σ = 3.69 / 0.84σ = 4.39\) (approximately)
Therefore, the standard deviation is approximately 4.39 years.Explanation:Given, the average age of a breed of dog\(= μ = 19.5\)yearsThe percentage of dogs that are older than 22.6 years = 20%Let's calculate the z-score of the given percentage:z = (x - μ) / σ
Where\(,x = 22.6μ = 19.5σ =\)Standard deviationThen,\(20 = (22.6 - 19.5) / σσ = (22.6 - 19.5) / 0.84σ = 3.69 / 0.84σ = 4.39\)(approximately)Therefore, the standard deviation is approximately 4.39 years.
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To estimate the average monthly income of workers in ascertained factory a sample of 100 workers was taken with a mean of 400 birr and a standard deviation of 20. Find a 90 percent confidence interval for the population means and interpret the result
Answer:
To find a 90 percent confidence interval for the population mean of the workers' monthly income in the factory, you can use the formula:
Confidence interval = sample mean ± (critical value * standard error)
First, you need to find the critical value corresponding to a 90 percent confidence level. Since the sample size is large (n = 100), we can use the Z-distribution. For a 90 percent confidence level, the critical value is approximately 1.645.
Next, you calculate the standard error, which is the standard deviation of the sample divided by the square root of the sample size:
Standard error = standard deviation / √(sample size)
Standard error = 20 / √(100)
Standard error = 20 / 10
Standard error = 2
Now you can substitute the values into the confidence interval formula:
Confidence interval = 400 ± (1.645 * 2)
Calculating the confidence interval:
Lower bound = 400 - (1.645 * 2) = 400 - 3.29 = 396.71
Upper bound = 400 + (1.645 * 2) = 400 + 3.29 = 403.29
The 90 percent confidence interval for the population mean of the workers' monthly income is approximately 396.71 to 403.29 birr.
Explanation:
Interpretation: We are 90 percent confident that the true population mean of the workers' monthly income in the factory falls within the range of 396.71 to 403.29 birr. This means that if you were to take multiple samples and calculate confidence intervals for each sample, approximately 90 percent of those intervals would contain the true population mean.
Why do you think scholarship money is a positive resource to pursue life after high school?
Some forestry professions work for logging companies
True or false
Answer:
true
Explanation:
Answer:
true
Explanation:
Which statement is true of aerobic exercise?
a
It is a kind of activity that requires oxygen.
b
You may notice yourself breathing faster than normal when doing aerobic exercise.
c
It increases heart and lung fitness.
d
All of the above are true
Answer:
D
Explanation:
All above are true.
(2q 5 +7q)+(5q 5 +3q 3 )left parenthesis, 2, q, start superscript, 5, end superscript, plus, 7, q, right parenthesis, plus, left parenthesis, 5, q, start superscript, 5, end superscript, plus, 3, q, cubed, right parenthesis Which of the following expressions is equivalent to the given expression?
Answer:
Expanding the given expression, we have:
(2q^5 + 7q) + (5q^5 + 3q^3)
= 2q^5 + 7q + 5q^5 + 3q^3 (rearranging terms)
= 7q + 3q^3 + 2q^5 + 5q^5 (rearranging terms)
So the equivalent expression is:
7q + 3q^3 + 7q^5
How much heat must be removed from 456 g of water at 25.
Robert, John, Enrique, Mark, and Thomas participate in a 2-mile run during gym class. The total average of all 5 runners is
15.3 minutes, and the average of Robert, John, and Enrique is 14.4 minutes. What is the average time for Mark and Thomas?
Answer:
Explanation:
Robert + John + Enrique + Mark + Thomas = 15.3 ------(1)
Robert + John + Enrique = 14.4 -------(2)
Putting value in Equation 1:
14.4 + Mark + Thomas = 15.3
Hence:
Mark + Thomas = 0.9
What is a citizen journalist?
A. A professional newsperson who has been trained in the craft of
reporting news
B. An undercover journalist who reports on conflicts while traveling
with the military
C. An amateur photographer who enjoys taking photos of nature and
animals
D. A person who happens to witness a news event and takes pictures
or writes about it
Answer:
D. A person who happens to witness a news event and takes pictures or writes about it
Explanation:
Citizen journalists can be described as regular people who will report on something they themselves have witnessed, with no prior journalism experience.
Since 60° is of 360° then the length of is the circumference of the circle.
Since 60° is one-sixth (1/6) of 360°, then the length of the arc subtended by a central angle of 60° is one-sixth (1/6) of the circumference of the circle.
the role of the South African government in providing for its citizens
Answer:
The role of the South African government in providing for its citizens includes ensuring access to basic services and meeting the basic needs of its citizens. This includes providing access to healthcare, education, clean water and sanitation, housing, and social security.
The government is responsible for providing access to affordable and quality healthcare services, and ensuring that all citizens have access to basic health services. The government is also responsible for providing education to its citizens, including basic education, higher education, and vocational training.
The government is also responsible for ensuring access to clean water and sanitation for its citizens, and providing adequate housing for all. This includes addressing the issue of homelessness and ensuring access to affordable and safe housing.
In addition, the government is responsible for providing social security to its citizens, including support for the elderly, people with disabilities, and those who are unemployed or unable to work. This includes providing social grants and other forms of social assistance to those who are in need.
Overall, the South African government has a responsibility to ensure that all citizens have access to basic services and can meet their basic needs. This requires a commitment to social and economic development, and a focus on improving the standard of living for all citizens
E. Verb Tenses (10 sentences)
1. By the time the customs officers came, the smugglers,
Linda yesterday.
2. 1 Sw
3. Listen! The doorbell Pi
4. If I knew
5. Dil you
her well. I would speak to her.
call
Georgia last night?
hard, you will pass the test.
10%
Stady
6. If you
7. I didn't sleeh for two days.
Rinking
8. Tom avoids
she usually
10. If he buys a new car, he will sell his old one.
(escape)
(500)
(know)
(call)
(study)
(not/sleep)
(drink)
a party on her birthday? (have)
(sell)
(ring)
In the interior of the Arctic islands during the melting season , even small streams must be crossed [ A ] with great care [ B ] because near - zero water temperatures and the ICI typically rocky and unstable nature of [D ] stream beds . [ E ] No error
The error in the sentence above is in: B. because near - zero water temperatures and the.
The type of error in sentences.In English language, there are different type of error in sentences and these include:
Misplacement of the parts of speech.Incorrect subject-verb agreement.Incorrect use of antecedent.Mixing up spellings.Combining possessives and plurals.Misplaced modifiersSentence fragments.Run-on sentence or comma splice.In this scenario, the error in the sentence above is in the word "because" near - zero water temperatures and the. Thus, it should be replaced with the phrase "due to."
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Consider the following figure ABDC with diagonal BC. Sides AB and DC are congruent angle A is congruent to angle D and sides AC and DB are congruent
Quadrilateral ABCD is both a parallelogram and a rhombus.
The figure ABDC with diagonal BC, with the congruent sides AB and DC, angle A is congruent to angle D, and sides AC and DB are congruent is a parallelogram. This is based on the definition of a parallelogram which is a quadrilateral with opposite sides that are parallel and congruent to each other.
Also, opposite angles of a parallelogram are congruent. Therefore, angle A and angle C are congruent. Additionally, angle B and angle D are also congruent because they are opposite angles of a parallelogram.The diagonal of a parallelogram cuts it into two congruent triangles.
Triangle ABD and triangle CBD are congruent triangles, since their sides are congruent, and angles A and D, and angles B and C, are congruent by the given information.
Therefore, their included angles ABD and CBD are also congruent. Because their opposite sides are congruent, quadrilateral ABCD is a rhombus. A rhombus is a parallelogram with all sides congruent. This implies that sides AB, BC, CD, and DA are all equal.
In conclusion, quadrilateral ABCD is both a parallelogram and a rhombus.
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Complete the Module 6 Discussion Board: Schwartz. Pick out at least two interesting ideas presented in the Schwartz readings for this week. Share the concepts in your own words, implications for your own thinking and questions you may have
In the Schwartz readings for this week, I came across two interesting ideas.
What were the ideas?The first concept is about intrinsic and extrinsic motivation. Schwartz discusses how intrinsic motivation, which comes from personal enjoyment and interest in an activity, leads to greater satisfaction and long-term engagement compared to extrinsic motivation, which involves external rewards.
This made me reflect on the importance of finding intrinsic motivation in my own studies and activities.
The second idea is the paradox of choice, where having too many choices can lead to decision paralysis and dissatisfaction.
I'm curious to explore strategies to overcome this paradox and make more effective decisions in my college life.
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How will the motion of an object be affected if equal forces are applied in opposite directions?
Answer:
the object will not move
Explanation:
How do the wavelength and frequency of the colors change as you move through the rainbow?
Answer:
rainbow jifjft tin jtor b outburst t in t it in it ttthtu