Metainformation
| Tag | Value |
|---|---|
| file | Inferential_Statistics_uu-Twoway-ANOVA-831-en_uu-Twoway-ANOVA-831-en |
| name | uu-Twoway-ANOVA-831-en.Rmd |
| section | Inferential Statistics/Parametric Techniques/ANOVA/Twoway ANOVA |
| type | schoice |
| solution | FALSE, FALSE, FALSE, TRUE |
| Type | Interpretating output |
| Program | SPSS |
| Language | English |
| Level | Statistical Literacy |
Question
A two-way ANOVA is used to compare the tip percentage received by male and female waiters. Half of the waiters drew a smiley face on the receipt. The other half didn’t. One of the assumptions of a two-way ANOVA is the assumption of equal variances. Which of the graphs shown below can be used to check this assumption?
- FALSE: All four graphs
- FALSE: Graph A and graph B
- FALSE: Graph A and graph D
- TRUE: Graph C and graph D