Question

Find the population variance for the following data set: 13, 23, 26, 17, 21

Find the population variance for the following data set: 13, 23, 26, 17, 21
Math   Statistics-And-Probability   
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Answer #1

Solution:

We have to find the population variance for the following data set: 13, 23, 26, 17, 21

Formula:

x x2
13 169
23 529
26 676
17 289
21 441

n = number of observations = 5

thus

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