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7. Find the mean and standard error of the sample means for a variable that is normally distributed with a mean of 10 and a

7. Find the mean and standard error of the sample means for a variable that is normally distributed with a mean of 10 and a standard deviation of 2 and a sample size of 25.

Mean: A 9 B 10 C 11 D 12 E 15

Answer: Choose an item.

Standard deviation: A 0.1 B 0.2 C 0.3 D 0.4 E 0.5

Answer: Choose an item.

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