Quiz #1

Find the high temperature which 90% of the August days exceed. a. 71ºF b. 64ºF c. 88ºF d. 91ºF. 2) Find the area under the standard normal curve to the right of z = 1. a. 0.8413 b. 0.1587 c. 0.5398 d. 0.1397. 3) For a standard normal curve, find the z-score that separates the bottom 30% from the top 70%. ................
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