Exam 13: Two Groups Too Many Try Analysis of Variance

Which of the following would be an example of a design that examines the effects of gender and socioeconomic status (i.e. ,high,medium,and low)on a test of student achievement?

When multiple t tests are performed,which of the following is TRUE?

When computing the degrees of freedom for ANOVA,how is the within-group estimate calculated?

Why is this statistical technique called analysis of variance?

Which of the following would be an example of a design that examines the effects of region of residence (e.g. ,Northeast,South,Midwest,and West)and income (i.e. ,low,medium,and high)?

There are several types of ANOVA.

A simple analysis of variance includes how many factor(s)or treatment variables in the analysis?

The ANOVA uses the ______.

All F-tests are nondirectional.

What type of ANOVA is used when there is only one type of treatment or grouping factor with more than two levels?

If you wanted to examine whether the degree of parental involvement differs based on students' grade in school (i.e. ,first,second,third,etc. ),what is the independent variable of interest?

If the MS_between is higher than your MS_within,the F value will be ______.

When the amount of variability due to within-group differences is equal to the amount of variability due to between-group differences,the F value is equal to ______.

What is the MS_between value?

What is the next step after choosing a specific test in the computation of the F statistic?

When interpreting F_(2,27) = 8.80,p < 0.05,how many groups were examined?

Variability between groups is due to which of the following?

When computing the degrees of freedom for ANOVA,how is the between-group estimate calculated?

When examining whether television viewing differs based on students' grade in school (i.e. ,first,second,third),the dependent variable of interest is ______.

The analysis of variance tests the difference between only two means.