A survey was conducted in four midcity political districts to compare the fractions of voters who favor
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A survey was conducted in four midcity political districts to compare the fractions of voters who favor candidate A. Random samples of 200 voters were polled in each of the four districts with the results shown in Table 14.9. The values in parentheses in the table are the expected cell counts. Do the data present sufficient evidence to indicate that the fractions of voters who favor candidate A differ in the four districts?
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Related Book For 
Introduction To Probability And Statistics
ISBN: 9780357114469
15th Edition
Authors: William Mendenhall Iii , Robert Beaver , Barbara Beaver
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