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zhenek [66]
4 years ago
15

A candy company fills a package of candy with individually wrapped pieces of candy. The number of pieces of candy per package va

ries because the package is sold by weight. The company wants to estimate the number of pieces per package. Inspectors randomly sample 120 packages of this candy and count the number of pieces in each package. They find that the sample mean number of pieces is 18.72. Assume the population standard deviation of .8735. What is the point estimate of number of pieces per package
Mathematics
1 answer:
Doss [256]4 years ago
3 0

Answer:

The point estimate for the number of pieces per package is of 18.72.

Step-by-step explanation:

Point estimate of a population mean:

The mean of the sample gives an estimate for the population mean.

They find that the sample mean number of pieces is 18.72.

This means that the point estimate for the number of pieces per package is of 18.72.

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Paul bought a circular rug for his living room. The rug has a diameter of 11 feet. About how much of Paul's living room will be
fenix001 [56]

Answer:

The rug has covered approximately 95 square feet of the living room.

Step-by-step explanation:

Given:

Diameter of rug = 11 feet

We need to find the area covered in living room by the rug.

Solution:

Diameter of rug = 11 feet

Radius is half of the diameter.

Radius of the rug = \frac{11}{2}=5.5\ ft

Now it has been given that rug is in circular shape.

So we will find the area of the rug using Area of circle formula which is given by π times square of the radius.

Framing in equation form we get;

area of the rug = \pi r^2 = 94.99\ ft^2 \approx 95\ ft^2

Hence The rug has covered approximately 95 square feet of the living room.

3 0
3 years ago
Need help pleaseeeeeeeeeeee
Solnce55 [7]
So in this case, the depth is measured from the bottom up
0 is the bottom of the sea
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4th attachment
5 0
3 years ago
At the ritz concert tickets for adults cost $6 and tickets for students cost $4. How many of each ticket were purchased if 480 t
Anni [7]

Answer: the number of adult tickets is 210

The number if student tickets is 270

Step-by-step explanation:

Let x represent the number of adult tickets that were purchased.

Let y represent the number of student tickets that were purchased.

At the ritz, concert tickets for adults cost $6 and tickets for students cost $4. If the cost of total tickets purchased is $2340, then,

6x + 4y = 2340 - - - - - - - -1

Total number of tickets purchased is 480. This means that

x + y = 480

x = 480 - y

Substituting x = 480 - y into equation 1, it becomes

6(480 - y) + 4y = 2340

2880 - 6y + 4y = 2340

- 6y + 4y = 2340 - 2880

-2y = - 540

y = - 540/-2 = 270

x = 480 - 270

x = 210

4 0
3 years ago
If the first term is 3 (A1=3) and the common difference is 4 (d=4) what is the fifth term? (A5=?)​
omeli [17]

Answer:

Pov:شما به ترجمه گوگل رفت برای دیدن آنچه من گفتم و دیدم این xD

Step-by-step explanation:

Pov:شما به ترجمه گوگل رفت برای دیدن آنچه من گفتم و دیدم این xD

3 0
3 years ago
PLEASE HELPPPP quickly
Igoryamba

Answer:

a = 25

b= 1

25(1 +  \sqrt{2} )

-Expand the brackets first

-than rationalise , to remove the square root from the denominator.

-lastly, simplify.

Hope I was able to help:)))

8 0
3 years ago
Read 2 more answers
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