Question: Ha: m 156.2, n = 225, x = 155.5, s = 29. find the value of the standard score, z, and determine whether the

Ha: m ≠ 156.2, n = 225, x = 155.5, s = 29.

find the value of the standard score, z, and determine whether the alternative hypothesis is supported at a 0.05 significance level.

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