Prior to a recent gubernatorial election, a survey was conducted to determine whether there was a relationship between sexual gender and preference for the Democratic or Republican candidate. The following data were recorded. Assume the data will be analyzed with Chi-square.                                       Candidate e Preference                                         Republican   Democrat           Female                        82                  118          200              Male                         68                   132          200                                              160                   250         400  The value of χ2obt = _________.

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Asked Nov 29, 2019
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Prior to a recent gubernatorial election, a survey was conducted to determine whether there was a relationship between sexual gender and preference for the Democratic or Republican candidate. The following data were recorded. Assume the data will be analyzed with Chi-square.

                                       Candidate e Preference

                                         Republican   Democrat

           Female                        82                  118          200

              Male                         68                   132          200

                                              160                   250         400

 

 

The value of χ2obt = _________.

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Expert Answer

Step 1

From the given information,

Republican Democrat Total
200
Female
82
118
Male
132
200
68
Total
150
250
400
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Republican Democrat Total 200 Female 82 118 Male 132 200 68 Total 150 250 400

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