Does the time spent watching television take over a young person€™s reading time? A quick random survey of seventh grade girls provided the following results.

Let Y be the number of books read in the last year and X be the time spent watching television each week night.
a. Find the equation of the line of best fit.
b. Find a 95% confidence interval for b1.
c. Explain the meaning of the interval in part b.

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Television Time (minutes) 75 45 120 60 30 Number of Books Read in last Year 10 9 4. 7