# 120Source: The Harper's Index Book1224. Participation in Market Research Survey An ad-vertising firm has decided to ask 92 customers at eachof three local shopping malls if they are willing to takepart in a market research survey. According to previousstudies, 38% of Americans refuse to takesurveys. The results are shown here. At a= 0.01, testthe claim that the proportions of those who are willingto participate are5ctivenessof randomlyfpartin suchofcherof theequal.Mall AMall BMall CtiveWill participateWill not participate524536404756Total929292enationalSource: The Harper's Index Book.2.2%section).ee largeof birth.25. Athletic Status and Meat Preference A study wasdone using a sample of 60 college athletes and 60 collegestudents who were not athletes. They were asked their

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Asked Nov 25, 2019
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Question 24 has me confused

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Step 1

The null and the alternative hypotheses are;

Null hypothesis: All the proportion are equal, that is, they are independent.

Alternative hypothesis: At least one of the proportion is different, that is, they are not independent.

The observed frequencies are given as:

Step 2

The expected frequencies are obtained as:

Step 3

The chi-square test statisti...

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