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ANOVA Test AP Stats

State:

Ho: u1=u2=u3…

Ha: At least one of the population means is different

ANOVA-Test

Plan:

Randomness

Normality: n>30, CLT If n<30, make boxplot

Equal SD: (Largest SD/Smallest SD) <2

(If normality or equal SD not met, proceed with caution)

Do:

Find I: (topDF)+1

Find N: (bottomdf)+I

F statistic

P value

WR

ANOVA Test AP Stats

State:

Ho: u1=u2=u3…

Ha: At least one of the population means is different

ANOVA-Test

Plan:

Randomness

Normality: n>30, CLT If n<30, make boxplot

Equal SD: (Largest SD/Smallest SD) <2

(If normality or equal SD not met, proceed with caution)

Do:

Find I: (topDF)+1

Find N: (bottomdf)+I

F statistic

P value