Solve the problem Which number on the screen below is the sa

Solve the problem. Which number on the screen below is the sample standard deviation of the data?

Solution

25)

The sample standard deviation is the one denoted as Sx, that is

sample standard deviation = Sx = 2.82 [OPTION C, ANSWER]

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[Note: sigmax = 2.67 is the POPULATION standard deviation, in case you wanted to know. :) ]