Two accounting professors decided to test if the variance of their grades is different or no. accomplish this, they each graded the same 10 exams with the following results: Mean Grade Standard Deviation Professor 1 Professor 2 22.4 12 79.3 82.1 The calculated F-statistic is Select one: 5.35 Ob. 1.867 c. 3.484 Od. 3.18

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Two accounting professors decided to test if the variance of their grades is different or no. To
accomplish this, they each graded the same 10 exams with the following results:
Mean Grade
Standard Deviation
Professor 1
Professor 2
79.3
22.4
12
32.1
The calculated F-statistic is
Select one:
Оа.
5.35
Ob.
1.867
Ос.
3.484
d.
3.18
Transcribed Image Text:Two accounting professors decided to test if the variance of their grades is different or no. To accomplish this, they each graded the same 10 exams with the following results: Mean Grade Standard Deviation Professor 1 Professor 2 79.3 22.4 12 32.1 The calculated F-statistic is Select one: Оа. 5.35 Ob. 1.867 Ос. 3.484 d. 3.18
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