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What is the standard deviation of x

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Reference no: EM132000224

The following data were obtained from a survey of college students. The variable X represents the number of non-assigned books read during the past six months.

x 0 1 2  3 4 5 6

P (X=x) 0.55 0.15 0.10 0.10 0.04 0.03 0.03

What is the standard deviation of X? Place your answer, rounded to two decimal places in the blank. For example, 4.56 would be a legitimate entry.

Reference no: EM132000224

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