question 38 (0.847 points)\nin a between - gr...
question 38 (0.847 points)\nin a between - groups anova, the obtained f statistic is.\na ratio of two variances\na difference between two variances\nalways a positive number\nboth (a) and (c) are correct
Answer
# Answer:
D. both (a) and (c) are correct
# Brief Explanations:
In between - groups ANOVA, F - statistic is the ratio of between - groups variance to within - groups variance. Since variance is non - negative, F is always positive.