Question: Find the z -score such that the interval within z standard deviations of the mean contains probability (a) 0.95 (b) 0.99 for a normal distribution.

Find the z -score such that the interval within z standard deviations of the mean contains probability
(a) 0.95
(b) 0.99 for a normal distribution. Sketch the two cases on a single graph.

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a First divide 095 in half to determine the amount between the mean and the zscore This amount is ... View full answer

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