Workers at a private business was given a grade (A, B, C) based on their yearly performance. The data was recorded along with the department they belong. The results obtained using MINITAB are shown below:
Expected counts are printed below observed counts
A B C Total
12 8 7
Accounting
(12.960) (7.830) (6.210) *
17 10 8
Sales (16.800) (10.150) (8.050) 35
19 11 8
Marketing (18.240) (**) (8.740) 38
Total 48 29 23 100
Chi-sq = 0.0711 + 0.0037 + 0.1005 +
0.0024 + 0.0022 + 0.003 +
0.0317 + 0.0000 + *** = 0.2746
Degrees of Freedom = ??, p-value = ???
Find the missing values *, **, *** ,?? and ???