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Use the normal distribution of SAT critical reading scores for which the mean is 514 and the standard deviation is 109 . Assume the variable
Use the normal distribution of SAT critical reading scores for which the mean is 514
and the standard deviation is 109
. Assume the variable x is normally distributed.
(a)
What percent of the SAT verbal scores are less than 675
(Round to two decimal places asneeded.)
(b)
If 1000 SAT verbal scores are randomlyselected, about how many would you expect to be greater than 575
(Round to the nearest whole number asneeded.)
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