Question: For the data in Exercise 15.10, find the standard error of estimate, then construct the 95% prediction interval for boat trailer sales during a year

For the data in Exercise 15.10, find the standard error of estimate, then construct the 95% prediction interval for boat trailer sales during a year in which the number of boats sold is 500,000.
In exercise

Boat Sales (Thousands) Year 1995 1996 1997 1998 1999 2000 649 619 596 576 585 574 Boat Trailer Sales (Thousands) 207 194 181 174 168 159

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