What Do the T-Test and the ANOVA Have in Common

question 2

Multiple Choice

What do the t-test and the ANOVA have in common?

• A)They both are used when the dependent variable is ordinal.
• B)They both assume a normal distribution.
• C)They both compare groups to decide whether they are the same or different.
• D)They both can be used when the dependent variable is of the interval level.
• E)They both require secondary post hoc analyses.
• F)They both use the same statistical tables for interpretation of results.
• G)They are both parametric analyses.

Comprehend the use and construction of p-charts for monitoring proportion defective in samples.

Recognize the importance of reducing variation within process control for quality improvement.

Understand how the standard error of the sample proportion affects the calculation of control limits.

Understand the concept and calculation of standard error in the context of sampling distributions.