Ch 13.1 Lesson

What does ANOVA stand for?

• Analysis of Variance

• Analysis of Variety

• Analysis of Chance

• Analysis of Volume

What does c stand for?

• nothing

• testing population means

• variance

True or False: All populations means need to be different in order to reject the null

• True. All the population means need to be different to reject the null.

• False. You only need one of the population means to be different to reject the null.

What is MSTR?

• Within treatments variability

• After Treatments variability

• Between-Treatments Variability

• Sum of Variability

What does MSE stand for?

• number of populations

• Within treatments estimate of variability

• Between treatments estimate of variability

• sum of variability

The F-Test stat is 8.1190 and the critical value is 3.35. This is an upper tail test. What is the conclusion when your test stat is larger than your critical value for an upper tail test?

• Reject the null.

• Do not reject the null.

• Not enough information