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Unformatted text preview: Betweengroups variability refers to differences in numbers between condition Oneways mean a study has one IV or quasiIV. A betweengroups IV or quasiIV means both of these may be true In ANOVA, an IV or quasiIV is often called a _____. factor Another name for the withingroups ANOVA is a repeatedmeasures ANOVA If we examine an Fobt and fail to reject H0, we must not compare means A significant effect occurs when the Fobt is to the right of the Fcrit Each sunofsquares term in ANOVA must be divided by ___ before we can calculate the Fobt value. degrees of freedom If you examined the effect of studying 0,1, or 2 hours a day on grades, how would you write the null hypothesis?µ1=µ2=µ3 If you examined the effect of studying 0, 1, or 2 hours a day on grades, what would be the value of k ? 3 The first calculation in ANOVA gives us a number for____. all of the variability in the data set In ANOVA, the shape of the sampling distribution is skewed...
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 Fall '07
 AMLUND,JEANNET
 Statistics, Null hypothesis, Hypothesis testing, Statistical power

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