F Test Example Problems With Solutions. Df 1 n 1 1 11 1 10 df 2 n 2 1 51 1 50. Write your hypothesis statements.
Variance 109 63 sample size 41. Conduct a two tailed f test on the following samples. It is used to compare statistical models as per the data set provided or available.
The f value from the f table with degrees of freedom as 10 and 50 is 2 026.
Since it is a two tailed test alpha level 0 10 2 0 050. A test statistic which has an f distribution under the null hypothesis is called an f test. Snedecor in honour of sir ronald a. Using the interactive excel template in figure 6 2 and remembering to use the α 025 table because the table is one tail and the test is two tail she finds that the critical f for 10 8 df is 4 30.
