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A set of final examination grades in an introductory statistics course is normally distributed, with a mean of 79 and a standard deviation of 8.

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A set of final examination grades in an introductory statistics course is normally distributed, with a mean of 79 and a standard deviation of 8. Complete parts (a) through (d). E) .a. What is the probability that a student scored below 91 on this exam? The probability that a student scored below 91 is D. (Round to four decimal places as needed.)

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