Among 1,000 managers with degrees in business administration, the following data have been accumulated as to their fields of concentration.
Major
Top Management
Middle Management
TOTAL
Management
280
220
500
Marketing
120
80
200
Accounting
150
150
300
TOTAL
550
450
1000
Determine if the position in management is independent of field (major) of concentration.
State the null and alternative hypotheses for a contingency table test if we want to determine if the position in management is independent of field (major) of concentration. (2 points)
State the decision rule for the critical value approach. Let alpha = 0.01. (2 points)
Calculate the expected frequency for the cell “Marketing” and “Middle Management.” (2 points)
If the Chi Square statistic is 5.253 what is your conclusion? (2 points)
