Question: With reference to Exercise 11.6, conclusions, construct (a) A 95% confidence interval for the average course grade of students who make a 35 on the

With reference to Exercise 11.6, conclusions, construct

(a) A 95% confidence interval for the average course grade of students who make a 35 on the placement test;

(b) A 95% prediction interval for the course grade of a student who made a 35 on the placement test.

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