Question: a. The vertical scale in the figure in Applied Example 13.7 on page 720 is drawn at At 12,600, and the line of best

a. The vertical scale in the figure in Applied Example 13.7 on page 720 is drawn at At 12,600, and the line of best fit appears to intersect the vertical scale at approximately 35,500. Verify the coordinates of this point of intersection.

b. The article also gives an interval estimate of (3.001, 3.262). Verify this 95%

interval using the information given in the article.

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