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If we know that the population mean is 20 andthe population standard deviation is 1.5, conduct a two-tailed z-test to determine if the following data
If we know that the population mean is 20 andthe population standard deviation is 1.5, conduct a two-tailed z-test to determine if the following data set allows us to reject the null hypothesis.
14 | 20 |
17 | 15 |
20 | 8 |
14 | 14 |
9 | 12 |
16 | 16 |
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