Question: Exercise 21 shows computer output examining the association between the length of a movie and its cost. In Exercise 21 a) Check the assumptions and

Exercise 21 shows computer output examining the association between the length of a movie and its cost.
In Exercise 21

Exercise 21 shows computer output examining the association between the length of

a) Check the assumptions and conditions for inference.
b) Find a 95% confidence interval for the slope and interpret it in context.

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