Question: Given the sample data. x:21,17,15,30,27 find the range: b. Verify that Ex=110 and Ex^2=2,584 c. use the results of part b and appropriate computation formulas

Given the sample data.

x:21,17,15,30,27

find the range:

b. Verify that Ex=110 and Ex^2=2,584

c. use the results of part b and appropriate computation formulas to compute the sample variance s to the second power and sample standard deviation s

s^=

suppose the given data comprise the entire population of all x values. compute the population variance o^ and population standard deviation o.

o^=

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