Question: Find the z-score boundaries that separate a normal distribution as described in each of the following. a. The middle 20% from the 80% in the

Find the z-score boundaries that separate a normal distribution as described in each of the following.

a. The middle 20% from the 80% in the tails

b. The middle 25% from the 75% in the tails

c. The middle 70% from the 30% in the tails

d. The middle 90% from the 10% in the tails

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