Ovservation Portland Houston Jacksonville
1 85 71 64
2 75 75 69
3 82 73 67
4 76 74 74
5 71 69 80
6 85 82 72
National Bearings manufactures bearings at plants located inPortland Oregon, Houston Texas, and Jacksonville Florida. Tomeasure employee knowledge of Total Quality Management (TQM), sixemployees were randomly selected at each plant and tested. The testscores for these employees are given in DATA. Managers want to knowif, on average, knowledge of TQM is equal across the 3 plants. Testequality of mean scores at Alpha = 0.05 .
What is the F value? p value? F critical value?
Do we reject equality mean or not? Is knowledge of TQM equalacross all 3 plants or not?
