Catherine Chao, Director of Marketing Research, is evaluating consumer acceptance of alternative too

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. 

Children in Household

Pre-teenagers

teenagers

none

Preferred

Pump

30

20

10

Package

Tube

10

10

20

Using a significance level of 0.01, the appropriate decision is ______________.

A. reject the null hypothesis and conclude there is no evidence of association between the two variables

B. do not reject the null hypothesis and conclude there is no evidence of association between the two variables

reject the null hypothesis and conclude there is evidence of association between the two variables

D. do not reject the null hypothesis and conclude there is evidence of association between the two variables

 

 

Children in Household

 

 

Pre-teenagers

teenagers

none

Preferred

Pump

30

20

10

Package

Tube

10

10

20          

 

 

 

Looking for a Similar Assignment? Hire our Top Techical Tutors while you enjoy your free time! All papers are written from scratch and are 100% Original. Try us today! Active Discount Code FREE15