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a) =STDEV.S(Data)

Explanation
STDEV.S(Data) denotes a sample standard deviation.

Which is a characteristic of the mean as a measure of center?

a) It is less reliable than the mode when the data are continuous
b) Deviations do not sum to zero when there are extreme values
c) It is usually equal to the median in business data
d) It utilizes all the information in a sample

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This histogram shows Chris's golf scores in his last 77 rounds at Devil's Ridge. Which is not a correct statement?

a) About 15 percent of his scores are in the interval 74<76
b) The number of bins is consistent with Sturges' Rule
c) The histogram has a noticeable bimodal shape
d) The modal class is 78<80

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Which is the Excel formula for the standard deviation of a sample array named Data?

a) =STDEV.S(Data)
b) =SUM(Data)/(COUNT(Data)-1)
c) =STDEV.P(Data)
d) =STANDEV(Data)

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