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8. The daily high temperatures for April are normally distributed with a mean of 73.4' and a standard deviation of 3.9'. 3.5 _'-_____-_ a. What

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8. The daily high temperatures for April are normally distributed with a mean of 73.4' and a standard deviation of 3.9'. 3.5 _'-_____-_ a. What is the probability that on a randomly selected day 91 the high temperature would be between 65" and 68'? b. What is the probability that in a sample of 6 randomly g DJ. __ days the average high temperature ls more than 76

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