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A normal population has a mean of 19 and a standard deviation of 5. a. Compute the z value associated with 25. (Round your answer

A normal population has a mean of 19 and a standard deviation of 5.

a. Compute the z value associated with 25. (Round your answer to 2 decimal places.)

b. What proportion of the population is between 19 and 25? (Round z-score computation to 2 decimal places and your final answer to 4 decimal places.)

c. What proportion of the population is less than 17? (Round z-score computation to 2 decimal places and your final answer to 4 decimal places.)

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