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To test whether the significant difference between two sample variance using F-tests.

For the samples summarized below, test the hypothesis at α =.05 that the two variances are equal.

 

Variance

Number of data values

Sample 1

30

9

Sample 2

10

19

 

1. Reject the hypothesis because the test value 9.00 is greater than the critical value 2.51.
2. Do not reject the hypothesis because the test value 9.00 is greater than the critical value 3.01.
3. Do not reject the hypothesis because the test value 3.00 is less than the critical value 3.01.
4. Reject the hypothesis because the test value 3.00 is greater than the critical value 2.51.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922096

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