A researcher records the following data for each of three groups. Group C 13 12

Question

A researcher records the following data for each of three groups. Group C 13 12 13 4 8 Group A 12 15 Group B 15 7 7 6 What is the value of the F-statistic? (Round your answer to two decimal places.) Explain your answer. OF is the indicated value because the group means are the same. There is substantial variability between group O F is the indicated value because the group means are the same. There is no variability between groups. Fis the indicated value because the groups means are different. There is substantial variability between group O F is the indicated value because the group means are different. There is no variability between groups.

Explanation / Answer

The statistical software output for this problem is:

Analysis of Variance results:
Data stored in separate columns.

Column statistics

ANOVA table

F = 0

Option B is correct.

Column n Mean Std. Dev. Std. Error Group A 5 10 4 1.7888544 Group B 5 10 3.6055513 1.6124515 Group C 5 10 3.9370039 1.7606817

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