Healty people have body temperatures that are normally distributed with a mean of $98.20^{\circ}F$ and a standard deviation of $0.62^{\circ}F$ .
(a) If a healthy person is randomly selected, what is the probability that he or she has a temperature above $98.6^{\circ}F$?
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(b) A hospital wants to select a minimum temperature for requiring further medical tests. What should that temperature be, if we want only 1.5 % of healty people to exceed it?
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