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Mathematics, 14.04.2021 05:30 0055babs

The heights of five-year-olds are Normally distributed with a mean of 42.5 inches and a standard deviation of 2.5 inches. A random sample of 16 five-year-olds is taken and the mean height is recorded. What would be the standard deviation of the sampling distribution of all possible samples of size 16? 0.16
0.63
2.5
2.66

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