Question

A recent poll revealed the political affiliations of 272 Americans, along with the region of the country in which they reside. Political Affiliation Democrat Independent Republican Region Northeast 21 29 19 Southeast 18 34 35 West 37 43 36 If you wish, you may download the data in your preferred format. CrunchIt! CSV Excel JMP Mac Text Minitab PC Text R SPSS TI Calc To test whether region of residence and political affiliation were related, one of the pollsters computed a chi-square statistic, χ 2 = 4.8456 , with four degrees of freedom and set an alpha ( α ) level of 0.05. Determine the P -value of the chi-square statistic in this test for independence and report it to at least three decimal places. You will need to use some kind of software (statistical package or calculator that does statistical computations) to get the P -value that precisely. p=?

Answer 1