One Way ANOVA
Students in a large section of a biology class have been randomly assigned to one of two graduate students for the laboratory portion of the class. A random sample of final examination scores has been selected from students supervised by each graduate student, with the following results.
|
GradStuA |
GradStuB |
|
78 |
74 |
|
78 |
81 |
|
71 |
65 |
|
89 |
73 |
|
80 |
80 |
|
93 |
63 |
|
73 |
71 |
|
76 |
64 |
|
50 | |
|
80 |
a. What are the null and alternative hypotheses for this test?
b. Use ANOVA and the 0.01 level of significance in testing the null hypothesis identified in part a.
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