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 December 9, 2013

# Contact:

email: Gerald Keller

# 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.