Page 288 Exercise 12.8.14 should be Exercise 12.7.12

Page 299 Exercise 12.7.15 should be Exercise 12.7.13

Page 299 Exercise 12.7.16 should be Exercise 12.7.14

Page 313 Exercise 12.7.17 should be Exercise 12.7.16

Page 313 Display after (12.5.5) should be labeled (12.5.6)

Page 321 Exercise 12.7.16: (12.5.3) and (12.5.4) should be (12.5.5) and (12.5.6)

Page 339 In F test, ``Full'' and ``Red.'' should be reversed

Page 353 "which is that" should be "which is the"

Page 356 Bottom: model (1) should be model (2).

3264.89 should be 3586.49

54 should be 57

1.99 should be 1.98