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Mathematics, 16.03.2020 23:24 whosdarrin9396
A set of final examination grades in an introductory statistics course is normally distributed, with a mean of 73 and a standard deviation of 8. Complete parts (a) through (c). a. What is the probability that a student scored below 88 on this exam? The probability that a student scored below 88 is 0.9699. (Round to four decimal places as needed.) b. What is the probability that a student scored between 65 and 93? The probability that a student scored between 65 and 93 is 0.8351. (Round to four decimal places as needed.) c. The probability is 25% that a student taking the test scores higher than what grade? The probability is 25% that a student taking the test scores higher than 78. (Round to the nearest integer as needed.)
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A set of final examination grades in an introductory statistics course is normally distributed, with...
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