Mathematics, 24.02.2021 04:00 syed13
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Use the normal distribution of SAT critical reading scores for which the mean is 501 and the standard deviation is 113. Assume the variable x is normally distributed.
(a)
What percent of the SAT verbal scores are less than 650​?
(b)
If 1000 SAT verbal scores are randomly​ selected, about how many would you expect to be greater than 550​?
Answers: 3
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