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Answer to Question #15987 in Statistics and Probability for olabisi majekodunmi

Question #15987
the scores of students is a statistics test is known to be normally distributed with mean 60% and variance 16.Compute the proportion of students who scored:(a) more than 60%. (b)below 58%.(c)between 56%and 60%.(e)if 10% of the students got distinction,what is the max mark of distinction?
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