A researcher records the following data for each of three groups.

Group A         9            4           2          5            5

Group B         7          12         11         9            5

Group C       12          10          9          8          12

What is the value of the F-statistic? (Round your answer to two decimal places.)
Explain your answer.

F is the indicated value because the group means are different. There is no variability between groups. F is the indicated value because the group means are the same. There is no variability between groups. F is the indicated value because the group means are the same. There is substantial variability between groups. F is the indicated value because the groups means are different.