Eight Practice Problems -- Normal Distribution

b. If a person spends $10, in what percentile does that place her? Find the probability of $10 and convert to a percent. 1.5 percentile. c. If a person spends $40, she is in the top _____ percent of spending? Find the probability of $40 and convert to a percent. 5.37%. d. What range of amounts do the middle 60% represent? ................
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