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Sample Data and Population Problems Assignment
For a population, the mean is 19.4 and the standard deviation is 5.8. Compare the mean
and standard deviation of the following random samples to the population parameters.
1. 25, 32, 16, 12, 11, 38, 22, 21, 19, 20
2. 12, 15, 17, 20, 13, 11, 18, 19, 15, 14
3. 4, 5, 3, 11, 24, 19, 8, 7, 11, 10
For a population, the mean is 56.6 and the standard deviation is 8.5. Compare the mean
and standard deviation of the following random samples to the population parameters.
4. 65, 72, 45, 32, 89, 39, 74, 52
5. 42, 48, 52, 56, 69, 74, 50, 49
6. 65, 50, 20, 25, 30, 55, 45, 40
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