In each of the following situations, indicate the statistical analysis you would conduct and the appropriate test or test statistic that should be used.

a. Respondents in a survey of 1,000 households were classified as heavy, medium, light, or nonusers of ice cream. They also were classified as being in high-, medium-, or lowincome categories. Is the consumption of ice cream related to income level?

b. In a survey using a representative sample of 2,000 households from the TNS consumer panel, the respondents were asked whether they preferred to shop at Sears. The sample was divided into small and large households based on a median split of household size. Does preference for shopping in Sears vary by household size?