help Compute chi-square and p-value please : 22.1-4 Perform tests for goodness-o

Question

help Compute chi-square and p-value please : 22.1-4 Perform tests for goodness-of-fit, homogeneity, or independence. Submit C 1 of 3 This Quiz: 3 phs po Quest on Help A poll investigated the respondents' party the proper conclusions (Assume a significance level of investigated the respondents party affilations based on what region they lived in. Test an appropriate hypothesis about this table, and state D R 40 28 12 31 31 26 12 0.05) West 13 10 A. Ho: Political party is independent of region. B. Ho: Political party is independent of region. O C. Ho: Political party is not independent of region O D. Ho: Political party is independent of region HA: Political party is not independent of region HA: There are more (R)epublicans in the north HA: Political party is independent of region. HA: There are more (D jemocrats in the west. Compute the chi-square statistic Round to three decimal places as needed.) Find the P-value. The P-value is Round to four decimal places as needed) Next Quest Click to select your answerfs). Save for Later 8o

Explanation / Answer

Doing a "expected value table",

33.1182266   33.91625616   13.96551724
21.66995074   22.19211823   9.137931034
28.21182266   28.89162562   11.89655172

Using CHISQ.TEST function in Excel,

chi^2 = 10.98683 [ANSWER]

p = 0.026712 [ANSWER]

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