A survey performedby Simmons Market Research investigated the percentage of individuals in various age groups who indicated they werewilling to pay more for environmenlal.ly friendlyproducts. The results were presented in USA Today "Snapshots" (July 21, 2005). The surveyhadapproximately 3,240 respondents in each age group. Results of the survey follow:
Age Group 18-24 25-34 35-44 45-54 55-64 65and over
Percentage 11 17 19 20 14 19
Conduct a goodness-of-fit test analysis to determine if the proportions of individuals willing to pay more for environmenlal.ly friendly products in the various age groups are equal. Use a significance level of 0.01.