Question

Big Box Store (BBS) has an annual rate of 4% of all sales being returned. In a recent sample of thirty randomly selected sales the number of returns was five. BBS is concerned about the event, and your advice is solicited.

(1) (5 points) How many returns are expected in a random sample of 30 sales? What is the standard deviation for this sample? How would you explain the number of expected

returns to BBS and not use a decimal? Show any work and type your answer below.

(3) (5 points) How many ways can there be 5 returns in a sample of 30 sales?

Big Box Store (BBS) has an annual rate of 4% of all sales being returned. In a recent sample of thirty randomly selected sales the number of returns was five. BBS is concerned about the event, and your advice is solicited.

Answer #1

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BINOMIAL PROBABILITIES Big Box Store (BBS) has an annual rate of
4% of all sales being returned. In a recent sample of thirty
randomly selected sales the number of returns was five. BBS is
concerned about the event, and your advice is solicited. FOR 4 – 9,
OPEN THE EXCEL EXAM TWO FILE. THE SPREADSHEET FOR THIS PROBLEM IS
FOUND ON SHEET TWO. COMPLETE AND SAVE YOUR WORK IN EXCEL AND ENTER
THE SOLUTIONS BELOW. (4) (2.5 points) What is...

BINOMIAL PROBABILITIES Big Box Store (BBS) has an annual rate of
4% of all sales being returned. In a recent sample of thirty
randomly selected sales the number of returns was five. BBS is
concerned about the event, and your advice is solicited. FOR 4 – 9,
OPEN THE EXCEL EXAM TWO FILE. THE SPREADSHEET FOR THIS PROBLEM IS
FOUND ON SHEET TWO. COMPLETE AND SAVE YOUR WORK IN EXCEL AND ENTER
THE SOLUTIONS BELOW. ((5) (2.5 points) What is...

BINOMIAL PROBABILITIES
Big Box Store (BBS) has an annual rate of 4% of all
sales being returned. In a recent sample of thirty randomly
selected sales the number of returns was five. BBS is concerned
about the event, and your advice is solicited.
(1) (5 points) How many returns are expected in a random
sample of 30 sales? What is the standard deviation for this sample?
How would you explain the number of expected
returns to BBS and not use...

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Let x represent the height of corn in Oklahoma. This would be
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