Question

In a standard normal distribution, above which z-score do approximately 63% of the date lie? A.) 1.79 B.)-0.33 C.) -1.79 D.)0.33

Answer 1

Answer: The answer is -0.33.

Explanation:

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Answer 2

If 63% lie above the z-score, then 37% lie below, or to the left. On the "negative" chart locate the value closest to 0.37. It is 0.3070 that corresponds to the z-score of -0.33.