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25 August, 01:34

A sample with which of these variances has a standard deviation that is greater than the variance?

A. 2.25

B. 1.75

C. 0.75

D. 1.25

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Answers (1)
  1. 25 August, 03:10
    0
    Standard deviation is the square root of the variance. For the square root of a number to be greater than the number, the number must be between 0 and 1.

    Hence, for the standard variation to be greater than the variance, the variance must be between 0 and 1.

    Answer: C [0.75]
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