Statistics for Business: Decision Making and Analysis, 3rd Edition

Exercises

Mix and Match

Match each term from an ANOVA regression on the left to its symbol on the right. These exercises use the abbreviations SS for sum of squares and MS for mean squares.

1. Observed response	(a) b0
2. Number of cases in jthgroup	(b) μ1 = μ2 = ⋅ = μJ
3. Fitted value	(c) yij
4. Residual	(d) (Regression MS)/(Residual MS)
5. Mean of data in omitted category	(e) (Regression SS)/(Total SS)
6. Difference of two sample means	(f) nj
7. Difference of two population means	(g) μ1 − μ2
8. Null hypothesis of F-test	(h) ${\overline{y}}_j$
9. F-statistic	(i) b1
10. R2in disguise	(j) $y_{ij}-{\overline{y}}_j$

True/False

Mark each statement True or False. If you believe that a statement is false, briefly explain why you think it is false.

11. A balanced ...