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8.4: Two Variance or Standard Deviation F-Test
https://stats.libretexts.org/Workbench/Statistics_for_Behavioral_Science_Majors/08%3A_Hypothesis_Tests_and_Confidence_Intervals_for_Two_Populations/8.04%3A_Two_Variance_or_Standard_Deviation_F-Test
If your test statistic is less than 1, then find the area to the left of the test statistic, if F is above 1 then find the area to the right of the test statistic. Then type in the s 1 , n 1 , s 2 , n...If your test statistic is less than 1, then find the area to the left of the test statistic, if F is above 1 then find the area to the right of the test statistic. Then type in the s 1 , n 1 , s 2 , n 2 , arrow over to the $\neq$ , <, > sign that is the same in the problem’s alternative hypothesis statement, then press the [ENTER] key, arrow down to [Calculate] and press the [ENTER] key.

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