Recall the Spice Girls Emporium example. A list of useful information is given below. n = 36 The sample mean income is $41,100 The population standard deviation is estimated to be $4,500 What if we wanted to change our level of confidence to be 99%? What would our new margin of error be? Your answer should be given as an integer.

Answers

Answer 1

Answer: Margin of error = 1932

Step-by-step explanation: Margin of Error is the amount of variation a survey's results have. In other words, it is understood as the measure of variation one can see if the same survey was taken multiple times.

Margin of error is calculated as [tex]z\frac{\sigma}{\sqrt{n}}[/tex]

z is z-score related to the percentage of confidence, in this z = 2.576

σ is population standard deviation

n is how many individuals are there in the sample or population

With a new level of confidence of 99%:

ME = [tex]2.576.\frac{4500}{\sqrt{36}}[/tex]

ME = 2.576(750)

ME = 1932

The new margin of error would be 1932.


Related Questions

Is the answer true? ​

Answers

Answer:

but I'm not sure

yes I think it is true

Which of the following have both 2 and −5 as solutions?

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Answer:

Picture pls

Step-by-step explanation:

Answer:

Need more

Step-by-step explanation:

Please help :D
Will Give Brainliest
*attached screenshot*
Thanks to everyone :)

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7(2)+7(5) {using distributive property}

14+35 {7 multiplied by 2 gives 14 and 7 multiplied by 5 gives 35}

49 {therefore 35+14 gives 49}

In an arithmetic sequence, u1 = 1.3 , u2 = 1.4 and uk = 31.2.
7a. Find the exact value of Sk

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basssssiiiiiicallly yhh

y=mx+b
What does mx stand for in the equation y=mx+b

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mx stands for the slope

a+1.6=2.1
Can someone help me with this and can you also do the work to it that would be nice (:

Answers

Answer:

its 0.5

Step-by-step explanation:

just subtract 2.1 and 1.6

a = 0.5
You have to bring the +16 over to the other side of 2.1 and turn the positive sign (+) into a negative (-)ex: 2.1 - 1.6
Now you have to subtract 1.6 from 2.1
So write:
2.1 - 1.6
a = 0.5


What is the slope of the line?

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the slope of the line = 1/2

i really need help pleaseee

Answers

Answer:

We conclude that:

cosecant (U) = 13/12

Step-by-step explanation:

Given the right-angled triangle ΔUWV, it is clear that

The opposite of angle ∠U = 24The hypotenuse = 26

Using the trigonometric ratio, we know that

sin Ф = opposite / hypotenuse

cosecant Ф = 1/ sin Ф

Thus,

cosecant Ф = hypotenuse / opposite

substituting Ф = U,  hypotenuse = 26 and opposite = 24

cosecant (U) = 26 / 24

cosecant (U) = 13/12

Therefore, we conclude that:

cosecant (U) = 13/12

the product of 9 and the diffrence of 6 and 4 into a numerical expression

Answers

Answer:

9(6 - 4)

Step-by-step explanation:

9(6 - 4)

9 x 2 = 18

18 is your answer to the expression

hope this helps

hope this is right

Polygon LMNPQ is shown on the coordinate grid. What is the preempted of polygon LMNPQ

Answers

The question is incomplete. Here is the complete question.

Polygon LMNPQ is shown on the coordinate grid. What is the perimeter of polygon LMNPQ?

A. [tex]2+12\sqrt{2}[/tex] units

B. [tex]7+2\sqrt{2}[/tex] units

C. [tex]10+4\sqrt{2}[/tex] units

D. [tex]12+2\sqrt{2}[/tex] units

E. [tex]12+4\sqrt{2}[/tex] units

Answer: E. [tex]12+4\sqrt{2}[/tex] units

Step-by-step explanation: Perimeter of a figure is the sum of all of its sides.

The polygon is drawn on a plane. The distance between a pair of points will give that side its measure.

Distance of two points is calculated as

[tex]d=\sqrt{(x_{2}-x_{1})^{2}+(y_{2}-y_{1})^{2}}[/tex]

Segment MN:

Coordinates: M (2,4) and N (5,8)

[tex]d=\sqrt{(5-2)^{2}+(8-4)^{2}}[/tex]

d = 5

Segment ML:

Coordinates: M (2,4) and L (4,2)

[tex]d=\sqrt{(2-4)^{2}+(4-2)^{2}}[/tex]

[tex]d=2\sqrt{2}[/tex]

Segment NP:

Coordinates: N (5,8) and P (8,4)

[tex]d=\sqrt{(5-8)^{2}+(8-4)^{2}}[/tex]

d = 5

Segment PQ:

Coordinates: P (8,4) and Q (6,2)

[tex]d=\sqrt{(8-6)^{2}+(4-2)^{2}}[/tex]

[tex]d=2\sqrt{2}[/tex]

Segment LQ:

Coordinates: L (4,2) and Q (6,2)

[tex]d=\sqrt{(6-4)^{2}+(2-2)^{2}}[/tex]

d = 2

Calculating perimeter (P):

P = MN + ML + NP + PQ + LQ

P = [tex]5+2\sqrt{2}+5+2\sqrt{2}+2[/tex]

P = [tex]12+4\sqrt{2}[/tex]

Perimeter of polygon LMNPQ is [tex]12+4\sqrt{2}[/tex] units

solve similar triangles (advanced) solve for x

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Step-by-step explanation:

this is the answer of given question

HHEEEEEEEELLLLPPPPPPPP 11 POINTS

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The answer is C........

ANSWER ASAP:

Shayla wants to buy some CDs that each cost $14 and a DVD that costs
$23. She has $65 that she is able to spend. Which equation can be used to
determine how many CDs Shayla could buy?

Answers

14x+23=65
65 is the total money
23 is with the dvd
14 is how many she can buy

An angle measures 86.4° less than the measure of its supplementary angle. What is the measure of each angle?

Answers

Answer:

nsksnekwksnskswkwksks

Simplify.

3.4 × 42 + 6 ÷ 3 - (5.7 + 2.1)
A.
53.4
B.
58.6
C.
48.6
D.
60.2

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Answer:

need help ....................

Answer:

I got 137 so I don't know what the answer is

Step-by-step explanation:

least common denominator of 2/5 and 3/10

Answers

Least common denominator is 10

Hannah has 10 puzzle magazines what percentage of Hannas magazines are word search magazines?

Answers

Step-by-step explanation:

Can you tell us how many word search magazines there are? Thank you,

The dot plot below shows the number of fish caught by each person on a drift boat. Which statement correctly describes the center value of the data?


The center is 3.5 because it is the value in the middle of the recorded values. The center is between 4 and 5 because those are the middle values on the scale. The center is 5 because it is the difference between the highest value and lowest value. The center is 4 because 4 is the value in the middle when all of the values are ordered from least to greatest.

Answers

Answer:

The center is 4 because 4 is the value in the middle when all of the values are ordered from least to greatest.

Step-by-step explanation:

The center point lies in the middle of the data. This is the point where the midpoint of data set is located. In the given dot plot the data is in descending order and when the data is observed the middle value is 4. The middle value can be between 4 and 5 in case if the data set was observed according to class preference and frequency would have been given separately.

What’s the volume of a cylinder with a base of 25 and height of 6

Answers

Approximately 2945.24 units
I think it's 2945.24 units

Find the value. 0.54 x 102 =?​

Answers

Answer:

its 55.08

Step-by-step explanation:

Ur just multiplying the same thing when u multiply other numbers buts it's just different bcs of the decimal.

Substitute in a = 5 and b=-4 into the formula C = 3a + 2b. What is the value of C?

Answers

Answer:

Step-by-step explanation:

c=(3x5)=(2x-4)

c=15+-8

c=7

PLS MARK AS BRAINLIEST!

Answer:

-1

Step-by-step explanation:

3 times a which a is 5 it becomes 15 and

2 times b which b is -4 it becomes -16

so 3*5 + 2*(-4)=

15+(-16) and cause plus and minus gives you minus so

15-16= -1

Write a slope-intercept form of the equation of the line passing through the points(-1,-5) and(-3,5).

Answers

y= -4x+0 i’m not 100% sure though

The sum of all the solutions of the equation (6x+k)(3x-11)=0 is 1. Find K

BRANLIEST PLUS 20 POINTS

Answers

Answer:

16

Step-by-step explanation:

6x+k = 0

x = -k/6

3x-11 = 0

x = 11/3

-k/6 + 11/3 = 1

k - 22 = -6

k = 16

The value of k is "8".

Find K:

[tex](6x+k)(3x-11)=0\ \ is \ \ 1 \\\\K=?[/tex]

[tex]\to (6x+k)(3x-11)=0 \ \ is \ \ 1 \\\\\to (6x+k)=0\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ and \ \ \ \ \ \ \ \ \ \ \ \ \ \ (3x-11)=0\\\\\to 6x=-k\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ and \ \ \ \ \ \ \ \ \ \ \ \ \ \ 3x=11\\\\\to x=-\frac{k}{6}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ and \ \ \ \ \ \ \ \ \ \ \ \ \ \ x=\frac{11}{3}\\\\[/tex]

[tex]\to - \frac{k}{6}+ \frac{11}{3}=1\\\\\to \frac{-2k+ 22}{6}=1\\\\\to -2k+ 22=6\\\\\to -2k =6-22\\\\\to -2k =-16\\\\\to k=\frac{16}{2}\\\\\to k=8[/tex]

Therefore, the final value of k is "8".

Learn more about the find k here:

brainly.com/question/20041760

Simplify 1/8 - 1/9 x+3/4-2/3x

Answers

Answer:

7/8 - 7x/9

Step-by-step explanation:

;)

Kimberly worked for 2 weeks. The shaded parts of the model represent the fraction of each week she worked from home.




Which expression can be used to determine the number of weeks Kimberly worked from home over these 2 weeks?

Answers

Answer

she worked 1 week and 1 day

Step-by-step explanation

The FitnessGram PACER Test is a multistage aerobic capacity test that progressively gets more difficult as it continues.

Answer:

Step-by-step explanation:

sorry forgot to add a photo to the ones who answered my other one

Answers

Answer:

Step-by-step explanation:

8.5x16=136

The equation 3x + 2 = 29 is modeled below.
Which is the first step in solving the equation for x?

Answers

Answer:

Subtract 2 from both sides.

Step-by-step explanation:

Remember to do the opposite of PEMDAS. PEMDAS is the order of operation, and stands for:

Parenthesis

Exponents (& Roots)

Multiplication

Division

Addition

Subtraction

> Also, note the equal sign, what you do to one side, you do to the other side of the equation.

First step is to subtract 2 from both sides of the equation:

3x + 2 (-2) = 29 (-2)

3x = 29 - 2

3x = 27

The second step is to divide 3 from both sides of the equation:

(3x)/3 = (27)/3

x = 27/3

x = 9

~

Answer:

The first step is subtracting the two on both sides.

Step-by-step explanation:

You arent exactly following PEMDAS in this equation, but you are still in a way. Before going on to x you need to go on to the numbers first. 3x would be equal to 27.

Suppose that you have 10 green cards and 5 yellow cards. The cards are well shuffled. You randomly draw
two cards without replacement.
G = the first card drawn is green
G2 = the second card drawn is green
a. P(G, and G2) -
b. P(At least 1 green)
C. P(G2G) -
d. Are G, and G2 independent?
They are independent events
They are dependent events
09

Answers

Answer:

Dependent

Step-by-step explanation:

because which ever coloured card you draw at first changes the probability of the second draw

Answer:

dependent

Step-by-step explanation:

the first card drawn

PLZ PLZ HELP
I WILL MARK YOU BRILL

Answers

Answer:

Median is 3

Mean is 2.8

Im 95% sure this is correct, though if you want to double check

To find the median you would line all the numbers in order from least to greatest, then usually I would draw lines connecting the first to the last until each is paired, if it is a single digit left over then it the median is that digit, it its two left then you add them together and divide by two for the median.

For the mean add all the numbers together and divide by the total number of numbers.

Step-by-step explanation: In your problem, we're finding the mean and median. Let's do it step-by-step.

1. To find the Median, we arrange the data in an ascending order and it's middle value. If the numbers of values is an even number (2, 4, 6, 8, 10), the median will be the average of the 2 middle numbers.

Therefore, the Median is 3.

2. The Mean is the set of numbers of the sum divided by the number of terms.

Therefore, the Mean is 2.8.

Please help!!!!! will give you brainliest! im tyna pass math class

Jackson plans to go to the school fair. The price to get into the fair is $7.50, and each ride costs an additional 99 cents. If he can spend at most $35.00 at the fair, write an inequality that can be used to solve for r, the number of rides Jackson can go on, and what is the maximum number of rides he can go on?

Answers

Answer: $7.50 + .99 8.50

Step-by-step explanation: 8.50 x 4 = 34 and it is close to 35.

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