SOLUTION: a population of 5,000 test scores are found to be normally distributed with a mean of 50 and a std. deviation of 10 how many students scored above 65
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Question 431050: a population of 5,000 test scores are found to be normally distributed with a mean of 50 and a std. deviation of 10 how many students scored above 65 Answer by ewatrrr(24785) (Show Source):
You can put this solution on YOUR website! mean of 50 and a std. deviation of 10 (score of 65)
*Note: z = 15/10 = 1.5
P(above 65) = P(z>1.5) = .0668
area under the graph to the right of green line
