a. Determine the mean of EX. b. Determine the standard deviation of EX.

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Central Limit Theorem for Sums
39 are collected from an unknown distribution with the properties
Suppose random samples of n =
57 and o = 4.
a. Determine the mean of EX.
b. Determine the standard deviation of EX.
(Include four decimal places.)
Transcribed Image Text:Central Limit Theorem for Sums 39 are collected from an unknown distribution with the properties Suppose random samples of n = 57 and o = 4. a. Determine the mean of EX. b. Determine the standard deviation of EX. (Include four decimal places.)
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