The test scores for slected samples of business statistics students who took the course from three different instructors are shown below. Instructor A. Instructor B Instructor C 83 90 85
The test scores for slected samples of business statistics students who took the course from three different instructors are shown below.
Instructor A. Instructor B Instructor C
83 90 85
60 55 90
80 84 90
85. 91. 95
71. 85. 80
At a=0.05, test to see if there is a significant difference among the average of the three groups
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