Suppose the manager of a shoe store wants to determine the current percentage of customers who are males. How many customers should the manager survey in order to be 80% confident that the estimated (sample) proportion is within 9 percentage points of the true population proportion of customers who are males?

Answers

Answer 1

Answer:Sử dụCustomer Datang  

Step-by-step explanation:


Related Questions

Consider this linear function:
y= 1/2x+1.
Plot all ordered pairs for the values in the domain.

D: {-8, -4, 0, 2, 6}

Answers

Answer:

(-8,-3)

(-4,-1)

(0,1)

(2,2)

(6,4)

Step-by-step explanation:

One by one, substitue the x values and solve for y

Answer:

negative 4

Step-by-step explanation:

go

PLEASE HELP ME!! Kevin earns a base salary of $350.00 every week with an additional 12%
commission on everything he sells. If Kevin sold $4950.00 worth of items
last week, what was his total pay?

Answers

Answer:  944 dollars for the week

============================================================

Explanation:

He sold $4950 worth of items. Take 12% of this amount to get

12% of 4950 = 0.12*4950 = 594

So he earns $594 in commission on top of the $350 base salary paid every week. In total, he earns 594+350 = 944 dollars for that week

This isn't the per week pay because he would need to sell exactly $4950 worth of goods each week to keep this same weekly pay.

The monthly family income of a family is $15,000. They spend 28% of their monthly income on food. How much do they spend on food each month?
Answer - $
(fill in the value)

Answers

Answer:

$1000 each month.

Step-by-step explanation:

$1000 because 12 month and 1 month=$1000 the  family have $3000.

What is the volume of the sphere m? Round your answer to the nearest hundredth

Answers

Answer:

below

Step-by-step explanation:

x = 8 *sin45

x =5.657

r = x = 5.657 in

v = 4/3πr³

v = 4/3 * 3.142*(5.657)³

v= 758.41 in

Answer:

758.25 in.^3

Step-by-step explanation:

a^2 + b^2 = c^2

2a^2 = 64

a^2 = 32

a = sqrt(32)

V = (4/3)(pi)r^3

V = (4/3)(3.141592654)(5.6568542459)^3

V = 758.25 in.^3

What is photosynthesis?​

Answers

▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓[tex]\pmb{\qquad{\qquad{\underline{\green{\underline{\sf{Photosynthesis}}}}}}}[/tex]

Photosynthesis is the process by which green plants take in carbon dioxide and water, in the presence of chlorophyll by using sunlight to make their own food. Oxygen is released as a by product.

Chemical Reaction for PHOTOSYNTHESIS:

[tex]\sf 12H_2O + 6CO_2 \underset{chlorophyll}{\xrightarrow{Sunlight}} C_6H_{12}O_6 + 6H_2O + 6O_2 \uparrow[/tex]▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓

Triangle ABC is a right triangle.

The lengths of one leg is 60 feet, and the hypotenuse is 61 feet.

What is the length, in feet, of the other leg?

Answers

Answer:

Hello! answer: 11

Step-by-step explanation:

60 × 60 = 3600

11 × 11 = 121

3600 + 121 = 3721

√3721 = 61

therefore 11 is the missing leg Hope that helps!

answer: the length of the other leg is 11 ft.

explanation: i used the equation 60^2+b^2=61^2 bc the pythagorean theorem (the expression used to solve a missing side of right triangles ONLY) is a^2+b^2=c^2.

Can y’all help me solve this question it’s due by the end of the day and I’m failing math?explain it plz

Answers

Answer : X= 4, y = -4


(4,-4)

Answer:

x=4 and y=−4

Step-by-step explanation:

Let's solve your system by elimination.

−x−2y=4;3x+2y=4

−x−2y=4

3x+2y=4

Add these equations to eliminate y:

2x=8

Then solve 2x=8 for x:

2x=8

2x

2

=

8

2

(Divide both sides by 2)

x=4

Now that we've found x let's plug it back in to solve for y.

Write down an original equation:

−x−2y=4

Substitute 4 for x in−x−2y=4:

−4−2y=4

−2y−4=4(Simplify both sides of the equation)

−2y−4+4=4+4(Add 4 to both sides)

−2y=8

−2y

−2

=

8

−2

(Divide both sides by -2)

y=−4

I have a large money box, about 10 inches wide and 5 inches tall. Roughly, how many coins can I place in my empty money box?"

Answers

Answer:

Overall, it depends what type of coin you are using because each ones size is different. Or, if you are referring to the riddle it will be just one coin.

The correct answer is approximately 3,968 coins can be placed in the empty money box based on estimation. Based on these calculations, you can roughly estimate  a volume  calculation that  place around 7936 coins in your empty money box, assuming the coins are similar in size to a quarter.

To estimate the number of coins that can fit in your money box, we need to consider the volume of the box and the volume of a single coin.

Calculate the volume of the money box:

Volume = Length * Width * Height

Volume = 10 inches * 10 inches * 5 inches

Volume = 500 cubic inches

Estimate the volume of a single coin. Let's assume a common coin, such as a quarter:

Diameter of a quarter ≈ 0.96 inches

Thickness of a quarter ≈ 0.07 inches

Volume of a coin ≈ π * ([tex]radius^2[/tex]) * thickness

Volume of a quarter ≈[tex]3.14 * (0.48) ^2 * 0.07[/tex]inches

Volume of a quarter ≈ 0.063 cubic inches

Calculate the number of coins that can fit in the money box:

Number of coins ≈ Volume of the money box / Volume of a coin

Number of coins ≈ 500 cubic inches / 0.063 cubic inches

Number of coins ≈ 7936 coins (approximately)

Therefore, approximately 3,968 coins can be placed in the empty money box based on estimation. Based on these calculations, you can roughly estimate  a volume  calculation that  place around 7936 coins in your empty money box, assuming the coins are similar in size to a quarter.

Learn more about volume and estimations here:

https://brainly.com/question/20664459

#SPJ2


PLEASE HELP QUICK
Factor out the GCF of 14x4 + 21x2 + 28x

Answers

Answer:

14×4+21×2+28=126

Step-by-step explanation:

correct me if I'm wrong

What is the midpoint of the segment shown below?
(-2,4) (6,-4)

A. (3, 0)
B. (1, 0)
C. (4, 0)
D. (2, 0)

a p e x :(

Answers

Answer:

answer is option D

Step-by-step explanation:

(-2 , 4) = (x1 , y1)

(6 , -4) = (x2 , y2)

midpoint = (x1 + x2/2 , y1 + y2/2)

=(-2 +6/2 , 4+(-4)/2)

=(4/2 , 0/2)

=(2 , 0)

(5x20)+(8x10) PLEASE HELP

Answers

The answer to this equation is 8,000

Answer:

180

Step-by-step explanation:

5*20 is 100. 10 *8 is 80. then you add

Gregory knows that ABC is reflected onto A'B'C. Which statement about the figures is true? Olf Gregory draws the segment with endpoints A and A', then the midpoint will lie on the line of reflection O If Gregory draws the segment with endpoints B and C', then the midpoint will be on the line of reflection O Points A and B are equidistant from the line of reflection O AB will be perpendicular to the line of reflection​

Answers

The true statement about the reflection is (a) If Gregory draws the segment with endpoints A and A’, then the midpoint will lie on the line of reflection.

When a shape is reflected, it must be reflected across a line (called the line of reflection)

The line of reflection is always located at a point equidistant to the image and the pre-image of the shape that is being reflected

Hence, the true statement is (a) If Gregory draws the segment with endpoints A and A’, then the midpoint will lie on the line of reflection.

Read more about reflection at:

https://brainly.com/question/4289712

Answer:

a

Step-by-step explanation:

jqrujudqjrqjqrytqujyry

Look at the triangle below which of the following represents two of the angle measures of the triangle

Answers

Answer:

x = 7

two of the angles 60 and 80

Step-by-step explanation:

The sum of interior angles in a triangle is equal to 180

8x + 4 + 6x - 2 + 10x + 10 = 180 add like terms

24x + 12 = 180 subtract 12 from both sides

24x = 168 divide both sides by 24

x = 7 replace x with 7 in the equation to find the angle measures

6x - 2 = 40

10x + 10 = 80

8x + 4 = 60

Pat used unit cubes to build a right rectangular prism with a volume of 32 cubic units. The height of the prism is 4 units. What figure could be the bottom layer of the prism?

Answers

Answer:

It must be a rectangle with dimension of either 1 by 8  or 2 by 4

Step-by-step explanation:

V = l*w*h

32 = l*w*4

32/4 = l*w*4/4

8 = l*w

We could have 1*8

We could have 2*4

It must be a rectangle

It must be a rectangle with dimension of either 1 by 8  or 2 by 4

Please help and don’t give links

Answers

Answer:

B.d.c.b.a.c.b is. respectively answer

1 Which set of ordered pairs does not represent a function?
1 {(1, 10), (3, 18), (5, 26), (7, 34), (9, 42)
2 {(2, 10), (3, 20), (4, 15), (5,5), (6,25)
3 {(0,8), (5,4), (10,0), (15, 4), (20,8)
4 {(9, 1), (6,2), (3, 3), (6,4), (9,5)}

Answers

2 bc the y values repeat


Faisal tries to solve
(x + 2)(x - 7) = 0
Here is his working.
(x + 2) = 0
or
(x - 7) = 0
Answer
x = 2
or
x=7
Give a reason why his answer is wrong.

Answers

Answer:

He should have subtracted 2 from each side to find the solution for x+2 =0

Step-by-step explanation:

(x + 2)(x - 7) = 0

Using the zero product property

x+2 = 0   x-7=0

x+2-2=0-2    x-7+7=0+7

x = -2            x=7

He should have subtracted 2 from each side to find the solution for x+2 =0

Step-by-step explanation:

the steps he took are correct but the answer of x is somehow wrong because

(x+2)=0

x = -2

and not x = 2

Maria earns 13 dollars each hour working part-time at a bookstore. She earns one additional dollar for each book that she sells.
Let A be the amount (in dollars) that Maria earns in an hour if she sells B books.
Write an equation relating A to B. Then graph your equation using the axes below.

Answers

Answer:

a = 13 + b

Step-by-step explanation:

2/3 feet is how many inches

Answers

Answer:

(2/3) foot =  8 inches

Need these written in standard form!

Answers

The expressions themselves are in standard form but I’m gonna assume you meant in regular notation .

A) 4001
B) 0.0000006591
C) 380
D) 0.0079901

HELPPPPPPPP 17 PTSSSSSSSSSSSSSSSSSS

Answers

Answer:

A: 360

Step-by-step explanation:

Split the trapezoid into 2 shapes

Then find the area of the rectangle on the left:

18 × 15 = 270 square yards

Now for the triangle, first find the base by subtracting the 2 parallel lines:

25 - 15 = 10 yards

0.5(10 × 18) = 90 square yards

Add both areas to find total area:

270 + 90 = 360 square yards

All this can be seen in the figure below:

PLS PLS ANSWER SOMEONE​

Answers

Answer:

the answer i think it is 5

im not 100% sure on what the question is, but i hope this helps

Step-by-step explanation:

Solve the formula Ax + By = C for A.

Answers

Answer:

A=C/x-By/x

Step-by-step explanation:

Lisa rectangular living room is 20 feet wide if the length is 6 feet less than twice the width what is the area of a living room

Answers

Answer:

Step-by-step explanation:

20 * ((2*20)-6)

20*34

680

Help ill give brainliest

Answers

Answer:

$28.68

Step-by-step explanation:

57.24+64.08

121.32

150-121.32

The answer is D I believe

Can anyone solve this?

Answers

Answer:

They are congruent

Step-by-step explanation:

The reason that WK is congruent to WL is because both come from the same origin of W and they both end up in the same place on their side. Which means if WK and WL are congruent, that means that AK and AL are congruent as well.

5
What are the necessary edena ton she lobe
prestetichet to the givetiline and have the satte
itet
4
o the shape is an edheners the fronta (0,2)
O the Made is - and contents the trenta (0,7)
O the shenues its ? and Enhas the faith (0,2))
o the meanser ve and ententies the fat (0,2)
6
Help me

Answers

Answer

6

Step-by-step explanation:

help omg, it would suck if anyone with big mommy milkers can teach me the answer​

Answers

Answer:

Is it a square? If so, then the other side would be a 98 since all sides in a square are equal

Step-by-step explanation:

2/5=2÷[blank]
fill in the blank.​

Answers

Answer:

5

Step-by-step explanation:

2/5 is the same thing as 2÷5 since / and ÷ both mean to divide. So therefore your blank would be 5.

how do u find 10% of 300​

Answers

Answer:

30

Step-by-step explanation:

10/100 = x/300

10x300=3000

3000/100 = 30

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