Suppose that the scores on a reading ability test are normally distributed with a mean of 70 and a standard deviation of 9. What proportion of individuals score at most 75 points on this test? Round your answer to at least four decimal places.
Suppose that the scores on a reading ability test are normally distributed with a mean of 70 and a standard deviation of 9. What proportion of individuals score at most 75 points on this test? Round your answer to at least four decimal places.
MATLAB: An Introduction with Applications
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![Suppose that the scores on a reading ability test are normally distributed with a mean of 70 and a standard deviation of 9. What proportion of individuals score
at most 75 points on this test? Round your answer to at least four decimal places.
Explanation
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Transcribed Image Text:Suppose that the scores on a reading ability test are normally distributed with a mean of 70 and a standard deviation of 9. What proportion of individuals score
at most 75 points on this test? Round your answer to at least four decimal places.
Explanation
Check
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