In a one-way ANOVA, the term one-way is used because:
a. the differences are always positive because they are all squared before being added.
b. the F-statistic can move in only one direction
c. only one independent variable is used in the analysis.
d. only one mean is used as the null hypothesis.
e. the null hypothesis always states that there is no difference between the dependent variable groups.
Ans: c. only one independent variable is used in the analysis.
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