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Given the sample data. x : 23 19 15 30 27 Use the defining formulas to compute the sample variance s 2 and sample standard
Given the sample data.
x: | 23 | 19 | 15 | 30 | 27 |
Use the defining formulas to compute the sample variance s2 and sample standard deviation s. (Round your answers to two decimal places.)
s2 | = | |
s | = |
Suppose the given data comprise the entire population of all x values. Compute the population variance 2 and population standard deviation . (Round your answers to two decimal places.)
2 | = | |
= |
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