A researcher wants to examine the effect of age on political attitudes. To do so, he separates his sample into two different groups - those participants that are 40 or older and those who are younger than 40. He then measures their level of "liberalness". Which of the following hypothesis tests is appropriate for this study? Group of answer choices: Related-samples t-test One-way ANOVA None of the above. Independent-samples t-test The term "factor" is another name for what? Group of answer choices: Dependent variable F ratio Independent variable Sample size
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