Catherine Chao, Director of Marketing Research, is evaluating consumer acceptance of alternative toothpaste packages. She wonders whether acceptance is influenced by children in the household. Her staff prepared the following contingency table from a random sample of 100 households: Catherine's null hypothesis is ___.

Question

Catherine Chao, Director of Marketing Research, is evaluating consumer acceptance of alternative toothpaste packages. She wonders whether acceptance is influenced by children in the household. Her staff prepared the following contingency table from a random sample of 100 households:  Catherine's null hypothesis is ___.

Quizplus · Accepted Answer

The null hypothesis states that there is no relationship or dependency between "children in household" and "preferred package". Therefore, the best choice is B, which states that "children in household" is independent of "preferred package".

Catherine Chao, Director of Marketing Research, Is Evaluating Consumer Acceptance