a.Over the years, the scores on the final exam in General Psychology have been normally distributed with a mean of 75 and a standard deviation of 8. What proportion would be expected to score between 70 and 85?b. For the problem above, what scores separate the upper 1/2% and the lower 1/2% from the rest of the population?

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The Answer of a.Over the years, the scores on the final exam in General Psychology have been normally distributed with a mean of 75 and a standard deviation of 8. What proportion would be expected to score between 70 and 85?b. For the problem above, what scores separate the upper 1/2% and the lower 1/2% from the rest of the population?

AOver the Years, the Scores on the Final Exam in General