Short Answer
A sample of charge accounts at a local drug store revealed the following frequency distribution of unpaid balances. 
a.Determine the mean unpaid balance.
b.Determine the variance.
c.Determine the standard deviation.
d.Compute the coefficient of variation.
Correct Answer:
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a.74
b.533...View Answer
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Correct Answer:
Verified
b.533...
View Answer
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