Corrections to the International Seventh Edition
Despite our best efforts to produce error-free books various types of
mistakes remain. On this page we will announce all such errors and their
corrections. If you discover a new one please e-mail me at gkeller@wlu.ca
Note: Some of the following corrections may have been already made to your copy.
Page 48, First line after the table: Change Table 2.4 to Table 2.8
Page 133, Change equation on sixth line to y[hat] = 105.3 + 7.035x
Page 224, Second box: Add
Incidentally, the variance of a Poisson random variable is equal to the mean. That is,
Page 445, Exercise 13.45 Change 220 to 150
Page 558, sixth line from the bottom, change Accounting to Marketing
Page 560, space above the Excel printout make the following changes
1 = Accounting
2 = Finance
3 = Marketing
Page 587, first line after Minitab printout: The subscript for b should be 1 (not 0).
Page 634, sixth line: The formula for MSR should be MSR = SSR/k
Page 723, line above the box containing Xr20-47: The line should read
Exercises 20.47 – 20.51 are based on the following problem.
Page 750, Exericse 21.31: Change "5 years ago" to "last year"
Appendix C
Page C2, 4.72 Change to .3188
Page C3, 8.26 Change to .0704
Page C3, 11.28 Change to z = 3.57
Page C4, 12.54d: Change to The interval narrows.
Page C5, 13.72a: Change to -.40 to -.04
Page C6, 19.22: Change to
b t = 3.11, p-value = .0025; yes
c t = -5.36, p-value = 0; yes
Page C7, Exercise 19.40: Change to The regression equation is the same as Exercise 19.22.
Page C7, Exercise 19.48a: Change I[sub 4] to I[sub1] and I[sub 5] to I [sub 2]
CD ROM Xr04-59 is wrong; data in Exercise 4.59 is correct.
