Chi-Square Test for Differences Among Proportions

Chi-Square Test for Differences Among Proportions - Null...

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Chi-Square Test for Differences Among Proportions You are the manager of TC Resort Properties which owns three hotels, Golden Palm, Palm Royale, and Palm Princess on a particular island. In tabulating responses to the single question, “Are you likely to choose this hotel again?”, 128 of 216 guests at the Golden Palm responded yes, 199 of 232 guests at the Palm Royale said yes, and 186 of 252 guests at the Palm Princess said yes. At the 0.05 level of significance, is there evidence of a significant difference in guest satisfaction among the three hotels?
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Unformatted text preview: Null Hyp: Alt. Hyp: Observed Hotel Choose Again? Golden Palm Palm Royale Palm Princess Total Yes 128 199 186 No Total 216 232 252 Estimated Overall Proportion : p = Expected Hotel Choose Again? Golden Palm Palm Royale Palm Princess Total Yes No Total Test Statistic: Critical Value: DF = (r-1)(c-1) = GP PR PP Total 1 128 199 186 513 158.30 170.02 184.68 5.799 4.939 0.009 2 88 33 66 187 57.70 61.98 67.32 15.908 13.548 0.026 Total 216 232 252 700 Chi-Sq = 40.228, DF = 2, P-Value = 0.000...
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This note was uploaded on 02/24/2010 for the course ACCT 302 taught by Professor Staff during the Spring '08 term at Old Dominion.

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