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Anser for number 8 is 1.08 and -1.08. But I do not understand why? Please explain why. 8. What z scores separate the middle 72%

Anser for number 8 is 1.08 and -1.08. But I do not understand why? Please explain why.

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8. What z scores separate the middle 72% of a normal distribution from the rest? (2 points) -3 -2 -1 0 1 2 3 z score 9. What z score divides a normal distribution into equal proportions for the body and the tail? (1 point)

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