Hello i need assistance with questions that need to be answered ASAP.
Hello i need assistance with questions that need to be answered ASAP. I am
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Use the normal distribution of SAT critical reading scores for which the mean is 502 and the standard deviation is 123. Assume the variable x is normally
distributed. (a) What percent of the SAT verbal scores are less than 55!]?
(b) It 1011!] SAT verbal scores are randomly selected, about how many would you expect to be greater than 575? (a) Approximately D% of the SAT verbal scores are less than 650.
(Round to two decimal places as needed.) (b) You would expect that approximately SAT verbal scores would be greater than 5?5. (Round to the nearest whole number as needed.)
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