Question: 17. The following data represent the relationship between the number of alignment errors and the number of missing rivets for 10 different aircrafts. (a) Plot

17. The following data represent the relationship between the number of alignment errors and the number of missing rivets for 10 different aircrafts.

(a) Plot a scatter diagram.

(b) Estimate the regression coefficients.

(c) Test the hypothesis that α = 1.

Number of Missing Rivets = x 13 Number of Alignment Errors =

(d) Estimate the expected number of alignment errors of a plane having 24 missing rivets.

(e) Compute a 90 percent confidence interval estimate for the quantity in (d).

Number of Missing Rivets = x 13 Number of Alignment Errors = y 7 7 15 10 22 30 7 2625 16 20 11 12 15 13 525239= 15 8

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