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Questions and Answers
What is a key property that needs to be satisfied in order to perform ANOVA?
What is a key property that needs to be satisfied in order to perform ANOVA?
- Random selection of samples (correct)
- Pattern in sample selection
- Dependence of cases
- Uniform distribution of groups
Which type of ANOVA involves having factor variables more than two?
Which type of ANOVA involves having factor variables more than two?
- One way analysis
- One fixed factor analysis
- Three way analysis
- Two way analysis (correct)
What is the Total Sum of Squares (TSS) used for in statistical data analysis?
What is the Total Sum of Squares (TSS) used for in statistical data analysis?
- Calculating mean difference
- Understanding variance ratio (correct)
- Estimating regression coefficients
- Comparing two data sets
When is the F-ratio approximately 1.0 in statistical data analysis?
When is the F-ratio approximately 1.0 in statistical data analysis?
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What property should be satisfied between groups to perform ANOVA effectively?
What property should be satisfied between groups to perform ANOVA effectively?
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