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12) A strength and agility test has raw scores that are normally distributed with a mean of 120 and a standard deviation of 20. a.)

12) A strength and agility test has raw scores that are normally distributed with a mean of 120 and a standard deviation of 20.

a.) What proportion of those taking this test can be expected to score between 90 and 140?

b.) Find the raw score for this test that lies at the 90th percentile.

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