If a researcher wants to compare more than two groups, she could use
A) a three-sample t test.
B) an ANOVA test.
C) two-sample t tests to compare two groups at a time.
D) either "a" or "c" above.
Correct Answer:
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Q2: The problem with conducting multiple t tests
Q3: Analysis of variance allows for comparison between
Q4: One-way analysis of variance involves manipulating only
Q5: Within treatment variance in a one-way ANOVA
Q6: Treatment variance is made up of
A) individual
Q7: Examples of within-treatment variance include all of
Q8: Examples of experimental error include all of
Q9: In conducting a one-way ANOVA, if there
Q10: The F-statistic is the result of conducting
Q11: Experiment-wise alpha level
A) is the accumulated probability
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