Conduct the following sampling error exercise. 1. Purchase a package of M & M pl

Question

Conduct the following sampling error exercise.

1. Purchase a package of M & M plain (1.69 oz / 47.9 g) chocolate candy.

Do Not Use a King Size package or peanut M & M's.

2. Count:

the total number of candy pieces; AND

the total pieces for each M & M color.

3. Using the following information on the percentages of each color of M&M plain candy in each package.

M&M
Colors

M&M Web Site Count (%)

Blue

     24%

Red

     13%

Yellow

     14%

Orange

     20%

Green

     16%

Brown

     13%

Now compare your counts (%) to those of the M & M web site.

Using the table below, calculate your sampling error as a plus or minus (+/-) percentage (%) for each color. Example +/- 5%.

M&M
Colors

M&M Web Site Count (%)

M&M Count (%)
from your sample

Sampling Error (+/-)

Blue

Red

Yellow

Orange

Green

Brown

Include your total M&M count (total M&M pieces).

Enjoy your M&M's

Calculation: This is repeated for each M&M color.

Example: M&M web site (blue) 24% - Your M&M sample ___% = ____ divided by 2 = Margin of error +/- ___ %

NOTE: Do NOT round your answers and only include the first two decimal places!

Conduct the following sampling error exercise.

Explanation / Answer

The following table demonstrates the result. Use the given calculation procedure for each color.

M&M color M&M website count(%) M&M count (%) from sample Sampling error Blue 24 18 +3% Red 13 14 -0.5% Yellow 14 14 0% Orange 20 20 0% Green 16 18 -1% Brown 13 14 -0.5%

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