Answer:
Each member of a team plays his or her position well.
Step-by-step explanation:
This leads to everyone trying their best.
You are the director of the customer service center in Company Alpha. You find that the mean time between calls to the center is 6 minutes with standard deviation of 4 minutes. The effective response time is 11 minutes with a standard deviation of 20 minutes. (a) Identify the following parameters: ta
tθ
∂a
∂θ
ra:
rθ:
The identified parameters are:
ta = 6 minutes
tθ = 11 minutes
∂a = 4 minutes
∂θ = 20 minutes
ra = 1/6 minutes^(-1)
rθ = 1/11 minutes^(-1)
ta: Mean time between calls to the center
tθ: Effective response time
∂a: Standard deviation of the time between calls to the center
∂θ: Standard deviation of the effective response time
ra: Rate of calls to the center (inverse of ta, i.e., ra = 1/ta)
rθ: Rate of effective response (inverse of tθ, i.e., rθ = 1/tθ)
Given information:
Mean time between calls to the center (ta) = 6 minutes
Standard deviation of time between calls (∂a) = 4 minutes
Effective response time (tθ) = 11 minutes
Standard deviation of effective response time (∂θ) = 20 minutes
Using this information, we can determine the values of the parameters:
ta = 6 minutes
tθ = 11 minutes
∂a = 4 minutes
∂θ = 20 minutes
ra = 1/ta = 1/6 minutes^(-1)
rθ = 1/tθ = 1/11 minutes^(-1)
So, the identified parameters are:
ta = 6 minutes
tθ = 11 minutes
∂a = 4 minutes
∂θ = 20 minutes
ra = 1/6 minutes^(-1)
rθ = 1/11 minutes^(-1)
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A company wants to develop audio speakers using an inexpensive type of plastic that has a very high quality of sound output. Which customers would most likely give a high evaluation of this product?
those who want to save money and will use the product for only a few years
those who want a top-quality product no matter how much it costs
those who want to save money and use the speakers for a long time
those who want a long-lasting product and are willing to pay a high price
Answer:
the answer is A
Step-by-step explanation:
those who want to save money and will only use product for a few years
Answer:
those who want to save money an will use the product for only a few years
Step-by-step explanation:
i took a test on edge 2020!!!
Solve for y 2y=24-4y
Answer:
y = 4
Step-by-step explanation:
2y=24-4y
Add 4y to both sides
2y+4y=24-4y+4y
6y=24
Divide both sides by 6
6y÷6=24÷6
y=4
I would like to know the answer to problem 3 please.
Remember that
The length of the diagonal of the inscribed square is equal to two times the radius of the circle
In this problem
The radius is 2 units
therefore
The length of the diagonal is 4 units
The answer is the option BErik used the Factor Theorem to find the remainder of 2x3-4x2-28x+6 divided by x+3. If he calculated the remainder to be 0, what does that tell him?
Step-by-step explanation:
x + 3 = 0
x = - 3
f(x) = 2x³ - 4x² - 28x + 6
f(- 3) = 2(- 3)³ - 4(- 3)² - 28 x (- 3) + 6
= 2 x (- 27) - (4 x 9) + 84 + 6
= - 54 - 36 + 90
= - 90 + 90
= 0
Therefore,
x + 3 is factor of 2x³ - 4x² - 28x + 6
Help! I will mark brainliest!!!
Will give brainliest to whoever answers right first
Answer:
0.5x+20=0.25x+30, m=40
Step-by-step explanation:
Blue: y=0.5x+20
Red: y=0.25+30
We’re looking for where the y (cost) is equal, so we can set the two equations to each other:
Isolate x:
0.5x+20=0.25x+30
0.5x+20-20=0.25x+30-20
0.5x=0.25x+10
0.5x-0.25x=0.25x+10-0.25x
0.25x=10
x=40
m= 40
a factory makes 400 refrigerators every day. the factory makes 125 more stoves per day than refrigerators. which equation can be used to find x, the total number of refrigerators and stoves the factory makes in one day? responses4
By using the unitary method in linear equation, the answer is 925.
We have a factory that makes 400 refrigerators every day and makes 125 more stoves per day than refrigerators is as follows:
Let's use the unitary method in linear equation to solve this problem. We can use the following equation to find x, the total number of refrigerators and stoves the factory makes in one day:
X = 400 (number of refrigerators) + (400 + 125) (number of stoves)
X = 400 + 525
X = 925
Therefore, the factory makes 925 refrigerators and stoves every day.
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Carlos has 38 apples. He puts 8 apples into each bag if he fills as many bags as possible, how many apples are left
Answer:
6
Step-by-step explanation:
What you need to do is 38 ÷ 8. The answer would be 4 with a remainder of 6, so there are six apples left
SOMEONE PLEASE HELP I HAVE NO CLUE HOW TO DO THIS!!!!!!!!
Each of 36 students at a school play bought either a cup of orange juice or a sandwich. A cup of orange juice costs $1 and a sandwich costs $3. The total amount collected was $76. How many students bought orange juice, and how many bought a sandwich?
Let x represent the number of students who bought a cup of orange juice and y represent the number of students who bought a sandwich. Then the problem can be represented by this system of equations:
x + 3y = 76
x + y = 36
Answer the questions to solve the problem.
1. Explain what you should do with the two equations to eliminate one of the variables.
2. Find the value of y.
3. Find the value of x.
4. Interpret the solution and check the values in the system.
Part C
Measure all the angles of ∆ABC and of ∆DEF, and enter the measurements in the table.
According to the information, the angles of this triangle are: 90°, 60° and 30°.
How to measure the angles of a triangle?To measure the angles of a triangle we must use a tool called a protractor. This ruler is circular in shape and has from 0° to 360°.
To measure an angle with this ruler we must locate the line that corresponds to 0° on one of the vertices, then we must identify which measure the other vertex passes through and that will be the value of that angle.
According to the previous procedure, if we analyze the angles of these figures with a protractor, we can infer that it has 90°, 60° and 30°.
Note: This question does not have the image. Below is the image:
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In the segment below, QV = 23. QT =8. TR = RS = SV.
Answer: RS=5
QS=18
TS=10
TV=15
Step-by-step explanation:
QV = 23. QT =8. TR = RS = SV.
QV=QT+TR+RS+SV
23=8+RS+RS+RS
23=8+3*RS
3*RS=15
RS=5 ==> TR=5 and SV=5
QS=QT+TR+RS
QS=8+5+5
QS=18
TS=TR+RS
TS=5+5
TS=10
TV=TS+SV
TV=10+5
TV=15
Answer:
RS=5
QS=18
TS=10
TV=15
Step-by-step explanation:
The whole thing is 23. A part of it (QT) is 8 parts of that line as a whole. And if you subtract 8 from 23, that’s what’s left over for the rest of the parts to split amongst themselves. And if you read the question carefully, you’ll realize those last three parts are equal to eachother. Take that information, and after doing 23-8, you should get 15. Take that number and divide by the number of parts left over of the whole line. (Three leftover parts) divide 15 by 3 and that’s the length of each of those parts. From there we just label those parts and add what goes together to get our answers.
For RS: the length of R to S we already know since we just did the math for that. It’s 5.
For QS: from Q to S we have a few parts, but since they should be labeled, this should be easy because it’s just adding! (8+5+5=18)
For TS: since both parts are worth 5, no complicated math needed, just add 5+5 to get the answer, 10!
For TV: we know all parts are worth 5, so again, easy adding and you get! 15!
Solve the equation
( i attached an image of the problem)
Answer:
B
Step-by-step explanation:
So they want to get r alone. In order to do that, we would have to do the opposite of what's shown, and we would do it to both sides of the equal sign. As follows...
A = (pi)(r)^2
I would first divide by pi, since it's multiplying pi originally. And we'll do it on both sides
A/Pi = r^2
Now the opposite of squared is square root, so we'll square root both sides
✓A/Pi = r
Giving us B
Answer:
B is the right answer....
B
\(.a = \sqrt{ \frac{a}{\pi} } \: \: is \: the \: right \: answer..\)
Suppose ACT Mathematics scores are normally distributed with a mean of 21.321.3 and a standard deviation of 5.35.3. A university plans to send letters of recognition to students whose scores are in the top 11%. What is the minimum score required for a letter of recognition
The minimum score required for a letter of recognition is approximately 28.1 (rounded to one decimal place).
The minimal rating required for a letter of recognition, we want to locate the rating that corresponds to the pinnacle 11% of the distribution.
The z-score that corresponds to the pinnacle 11% of the distribution.
A trendy everyday distribution desk or calculator to discover this value:
P(Z > z) = 0.11
From the table, we discover that the z-score that corresponds to a cumulative likelihood of 0.11 is about 1.22.
Next, we can use the formulation for standardizing a score:
z = (x - μ) / σ
Rearranging this formula, we can remedy for x:
x = z × σ + μ
Substituting the values given in the problem, we get:
x = 1.22 × 5.3 + 21.3
x = 28.066
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In this activity, you will help Darin compare the unit prices, in price per pound, of clementines and navel oranges. Clementines are sold in three-pound bags, and navel oranges are sold by the pound. The table represents the cost of three-pound bags of clementines. Number of Bags Cost 1 $5.00 2 $10.00 3 $15.00 The equation c = $1.49p represents the cost of the navel oranges, where c is the cost and p is the number of pounds. Darin needs to know the price per pound of clementines. What needs to change in the table so that the data on clementines is in units of pounds and cost?
Answer:
The table gives the cost for the number of three-pound bags of clementines. you need to change the number of bags to pounds to be able to get the data for the clementines in units of pounds and cost.
Step-by-step explanation:
each of the bags are three pounds each so 1 bag times 3, 2bags times 3, and then 3bags times 3, hope this answers your question.
The table gives the cost for the number of three pounds bag of clemintines we need to change the number of bags to pounds to get the data or clemintines in units of pounds and cost.
What is Statistics?Statistics is the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data.
Given that Clementines are sold in three-pound bags, and navel oranges are sold by the pound
The table represents the cost of three-pound bags of clementines.
Number of Bags Cost
1 $5.00
2 $10.00
3 $15.00
The equation c = $1.49p represents the cost of the navel oranges, where c is the cost and p is the number of pounds.
The table gives the cost for the number of three pounds bag of clemintines we need to change the number of bags to pounds to get the data or clemintines in units of pounds and cost.
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Which expression is equivalent to 36x2 − 25?
Answer:
47
Step-by-step explanation:
There are no choices
36 x 2 - 25
72 - 25
47
need help asap
Which ordered pair (from the table in part A) represents the initial value? What does the initial value represent in this problem? (1-2
sentences)
Part D:
What is the rate of change in this equation? What does the rate of change represent in this problem? (1-2 sentences)
Table from part A:
The table of values for y = -128x + 3840 is:
xy
0 3840
5 3200
8 2816
10 2560
30 0
C) The ordered pair that represents the initial value of the function is of (0,3840), meaning that the graph of the function crosses the y-axis at the value of y = 3840.
D) The rate of change of the equation is of -128, meaning that when x increases by one, y is decreased by 128.
How to define a linear function?The following is the definition of a linear function's slope and intercept:
y = mx + b.
In which:
m is the slope, representing the rate of change, that is, by how much y changes when x is increased by one.
The value of y at x=0 is represented by the intercept, b. Hence the ordered pair is of (0,b).
The function is defined as follows for this problem:
y = -128x + 3840.
The slope and intercept are therefore given as follow:
m = -128, b = 3840.
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Drag and drop the equation to correctly complete the sentence.
The equation of the line that passes through the points (2, -7) and (5, -1) is
????
Answer:
y= 2x - 11
Step-by-step explanation:
(-7 +1 )/ (2-5) = 2
y= 2x +b
-1 = 2* 5 + b
solve for b and you get -11 so the equation of the line is :
y = 2x -11
Imagine the island of St. Elsewhere off the coast of Alaska. In
1900, 52 reindeer are introduced. If the growth rate is .12, what
will be the number of reindeer in 1920 (20 years later)
The number of reindeer in St. Elsewhere in 1920 will be approximately 475.
The growth rate of .12 indicates an annual increase of 12%, meaning that each year the number of reindeer will be multiplied by 1.12. To find the number of reindeer in 1920, we need to use this growth rate over the 20-year period from 1900 to 1920.
Starting with the initial 52 reindeer, we can multiply by 1.12 for each year. This gives us:
Year 1: 52 * 1.12 = 58.24
Year 2: 58.24 * 1.12 = 65.10
Year 3: 65.10 * 1.12 = 72.90
Year 4: 72.90 * 1.12 = 81.60
Year 5: 81.60 * 1.12 = 91.15
Year 6: 91.15 * 1.12 = 101.66
Year 7: 101.66 * 1.12 = 113.27
Year 8: 113.27 * 1.12 = 126.13
Year 9: 126.13 * 1.12 = 140.43
Year 10: 140.43 * 1.12 = 156.36
Year 11: 156.36 * 1.12 = 174.16
Year 12: 174.16 * 1.12 = 194.10
Year 13: 194.10 * 1.12 = 216.45
Year 14: 216.45 * 1.12 = 241.58
Year 15: 241.58 * 1.12 = 269.87
Year 16: 269.87 * 1.12 = 301.72
Year 17: 301.72 * 1.12 = 337.62
Year 18: 337.62 * 1.12 = 378.10
Year 19: 378.10 * 1.12 = 423.77
Year 20: 423.77 * 1.12 = 475.30
Therefore, the number of reindeer in St. Elsewhere in 1920 will be approximately 475.
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hi! please help in math!
i need the solution/explanation on how you got the answer
(y + 3) = -8(x - 4)
what is the slope?
Answer:
slope m = - 8
Step-by-step explanation:
the equation of a line in point- slope form is
y - b = m(x - a)
where m is the slope and (a, b ) a point on the line
y + 3 = - 8(x - 4) ← is in point- slope form
with slope m = - 8
The slope is :
↬ -8Solution:
Given: \(\bf{y+3=-8(x-4)}\)
To determine the slope, it's important to know the form of the equation first.
There are 3 forms that you should be familiar with.
The three forms of equations of a straight line are:
Slope Intercept (y = mx + b)Point slope (y-y₁) = m(x - x₁)Standard form (ax + by = c)This equation matches point slope perfectly.
The question becomes, how do you work with point slope to find slope?
Point slopeIn point slope, m is the slope and (x₁, y₁) is a point on the line.
Similarly, the slope of \(\bf{y+3=-8(x-4)}\) is -8.
Hence, the slope is -8.Charlie's car can travel 40 miles using 2 gallons of gas.
At this rate, how far, in miles, can Charlie travel using 7.6 gallons of gas?
2
Answer:
152 miles
Step-by-step explanation:
Ratios:
\(\frac{40}{2} =\frac{x}{7.6} \\\\2x=304\\x=152\)
b) Use Logical Equivalence Theorem to verify the logical equivalences below. \[ ((p \rightarrow q) \wedge \sim q) \rightarrow \sim p \equiv T \]
The LHS and RHS have the same truth values for all possible truth value assignments of \(p\) and \(q\), we can conclude that \(((p \rightarrow q) \wedge \sim q) \rightarrow \sim p \equiv T\), and the logical equivalence is verified.
To verify the logical equivalence \(((p \rightarrow q) \wedge \sim q) \rightarrow \sim p \equiv T\), we can use the Logical Equivalence Theorem, also known as the Law of Implication.
The Law of Implication states that \(p \rightarrow q\) is logically equivalent to \(\sim p \vee q\). Using this theorem, we can rewrite the left-hand side (LHS) of the logical equivalence as follows:
\(((p \rightarrow q) \wedge \sim q) \rightarrow \sim p\) can be rewritten as \(\sim ((p \rightarrow q) \wedge \sim q) \vee \sim p\).
Now, let's simplify both sides of the logical equivalence separately and check if they are equivalent.
LHS: \(\sim ((p \rightarrow q) \wedge \sim q) \vee \sim p\)
Using the Law of Implication, we can rewrite \(p \rightarrow q\) as \(\sim p \vee q\):
\(\sim ((\sim p \vee q) \wedge \sim q) \vee \sim p\)
Apply De Morgan's Laws to the expression \((\sim p \vee q) \wedge \sim q\):
\(\sim ((\sim p \vee q) \wedge \sim q) \vee \sim p\) becomes \((\sim (\sim p \vee q) \vee \sim \sim q) \vee \sim p\).
Further simplification:
\((p \wedge \sim q) \vee q \vee \sim p\)
Using the Law of Excluded Middle (\(p \vee \sim p\)), we can simplify \(q \vee \sim p\) as \(\sim p \vee q\):
\((p \wedge \sim q) \vee \sim p \vee q\)
Now, we have the simplified form of the LHS: \((p \wedge \sim q) \vee \sim p \vee q\).
RHS: \(T\)
The right-hand side (RHS) of the logical equivalence is \(T\), which represents true.
To verify the logical equivalence, we need to check if the LHS and RHS have the same truth values for all possible truth value assignments of \(p\) and \(q\).
By observing the simplified form of the LHS, \((p \wedge \sim q) \vee \sim p \vee q\), we can see that regardless of the truth values of \(p\) and \(q\), the expression will always evaluate to true (T).
Since the LHS and RHS have the same truth values for all possible truth value assignments of \(p\) and \(q\), we can conclude that \(((p \rightarrow q) \wedge \sim q) \rightarrow \sim p \equiv T\), and the logical equivalence is verified.
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what is the distance between (2,6) and (5,10)?
Distance formula: d = √(x2-x1)^2 + (y2-y1)^2
d = √(5-2)^2 + (10-6)^2
d = √3^2 + 4^2
d = √9 + 16
d = √25
d = 5
The distance is 5 units.
Best of Luck!
Ivan has a lemonade stand. He keeps records of his daily profits and how many customers he had that day. The scatter plot shows his profits versus the number of customers for 25 days.
The least squares regression equation is:
Expected Profit = 1.45 • Customers – 28.83.
Use the drop-down menus to complete the statements below about what this linear model tells you about Ivan's daily profit.
Ivan would expect to make $43.67 in profit if he had 50 customers.
How much profit would Ivan expect to makeFrom the question, we have the following parameters that can be used in our computation:
Expected Profit = 1.45 • Customers – 28.83.
If Ivan had 50 customers, using the least squares regression equation, the expected profit would be:
Expected Profit = 1.45 * 50 - 28.83
So, we have
Expected Profit = 72.5 - 28.83
Evaluate the difference
Expected Profit = 43.67
Hence, the expected profit is $43.67
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Complete question
Ivan has a lemonade stand. He keeps records of his daily profits and how many customers he had that day. The scatter plot shows his profits versus the number of customers for 25 days.
The least squares regression equation is:
Expected Profit = 1.45 * Customers - 28.83.
How much profit would Ivan expect to make if he had 50 customers?
Round 874.902237102 to the nearest ten-thousandth
Answer:
874.9022
Step-by-step explanation:
The order it goes in is hundreds, tens, ones, decimal, tenths, hundredths, thousandths, ten-thousandths, so 4 spaces after the decimal point is where you would need to round it off. Since the 3 next to that space is lower than 5 the 2 stays the same.
Hope this helps :)
BRAINLIEST TO THE FIRST CORRECT ANSWER
Answer:
y=1/2x+5/2
Step-by-step explanation:
Determine which of the sets of vectors is linearly independent. 18) A: The set {P1, P2, P3} where p1(t) = 1, p2(t) = {2, p3(t) = 1 + 5t B: The set {P1, P2, P3} where pi(t) = t, p2(t) = {2, p3(t) = 2t + 542 C: The set {P1, P2, P3} where p1(t) = 1, p2(t) = {2, p3(t) = 1 + 5t + t2
Set B and set C are linearly independent, while set A is linearly dependent.
The set of vectors {P1, P2, P3} is linearly independent if the determinant of the matrix formed by arranging the vectors as columns is non-zero. By evaluating the determinants of the matrices formed from each set, we can determine their linear independence.
Let's evaluate the determinants of the matrices formed by arranging the vectors from each set as columns.
Set A: The vectors in set A are P1(t) = 1, P2(t) = 2, and P3(t) = 1 + 5t. The matrix formed by arranging these vectors as columns is:
| 1 2 1 |
| |
| 0 0 5 |
| |
| 0 0 0 |
The determinant of this matrix is 0, indicating that the vectors in set A are linearly dependent.
Set B: The vectors in set B are P1(t) = t, P2(t) = 2, and P3(t) = 2t + 542. The matrix formed by arranging these vectors as columns is:
| t 2 0 |
| |
| 0 0 2 |
| |
| 0 0 1 |
The determinant of this matrix is non-zero (equal to 2), indicating that the vectors in set B are linearly independent.
Set C: The vectors in set C are P1(t) = 1, P2(t) = 2, and P3(t) = 1 + 5t + t^2. The matrix formed by arranging these vectors as columns is:
| 1 2 1 |
| |
| 0 0 5 |
| |
| 0 0 2t |
The determinant of this matrix is non-zero, as it involves the variable t. This indicates that the vectors in set C are also linearly independent.
In summary, set B and set C are linearly independent, while set A is linearly dependent.
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A 0.45 kg soccer ball changes its velocity by 20.0 m/s due to a force applied to it in 0.10 seconds. What force was necessary for this change in velocity? _______N
Answer: the answer is 90N
Answer:
90 N
Step-by-step explanation:
Mass of ball = 0.45 kg
Change in velocity = 20.0 m/s
Time = 0.10 seconds
Force required for change =?
Since force refers to the change in momentum per unit time, hence
Force = Momentum / Time
i.e Force = Mass x (change in velocity / time)
Force = 0.45kg x (20.0m/s /0.10second)
= 0.45kg x (200 m/s^2)
= 90N
(1 point) find the minimum sample size needed to be 99% confident that the sample variance is within 50% of the population variance.
The minimum sample size need for the given condition is 14
What is Confidence Level in Statistics?
The proportion of likelihood, or certainty, that the confidence interval will include the real population parameter when a random sample is drawn numerous times is referred to as the confidence level.
Solution:
The minimum sample sixe required when,
Confidence Level = 99%
Variance = 50%
Generally going through the table
Minimum sample size is
X = 14
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list all the elements of each set. (Note that sometimes you will have to put three dots at the end because the set is infinite.) E={All possible remainders from dividing a natural number by 6}.
PLEASE HELP I GIVE BRAINLIEST :D
\(E=\{0,1,2,3,4,5\}\)
The remainders from dividing a natural number by a natural number \(n\) are \(0,1,2,3,\ldots,n-1\).