Question
Math and verbal SAT scores are each distributed normally with N (500,100), where 100 is the standard deviation. a. What fraction of students' scores above
Math and verbal SAT scores are each distributed normally with N (500,100), where 100 is the standard deviation.
a. What fraction of students' scores above 800? Between 420 and 530?
b. Assume that you had chosen 36 students at random who had taken the SAT exam.
What is the probability that this average is above 530?
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Authors: Schermerhorn, John, Davidson, Paul, Factor, Aharon, Woods, Peter, Simon, Alan, McBarron, Ellen
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