Match problems to procedures.

Do contingency table

classification values

matter?

Data were gathered in an

experiment comparing

the effects of three

insecticides in controlling

a certain species of

parasitic beetle. Each

observation represents

the number of such

insects found dead in a

certain fixed area treated

with an insecticide.

A multinomial probability

distribution describes the

distribution of counts

across multiple levels of a

variable. A special case is

1. ANOVA

2. Chi-square test of homogeneity

3. Chi-square test of independence

4. Chi-square test of goodness of fit