The distribution of scores on a standardized aptitude test is approximately normal with a meanof 520 and a standard deviationof 100. What is the minimum score needed to be in the top 15 percent on this test? Carry your intermediate computations to at least four decimal places, and round your answer to the nearest integer.
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Normal Distribution raw scores
The distribution of scores on a standardized aptitude test is approximately …
This solution examines normal distribution and Z scores.