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A public opinion poll surveyed a simple random sample of 550 voters in Oregon. The respondents were asked which political party they identified with most
A public opinion poll surveyed a simple random sample of 550 voters in Oregon. The respondents were asked which political party they identified with most and were categorized by residence. Results are shown below. Decide if voting preference is independent from location of residence. Let =0.05.
Republican | Democrat | Independent | |
NW Oregon | 85 | 103 | 22 |
SW Oregon | 45 | 66 | 10 |
Central Oregon | 46 | 53 | 9 |
Eastern Oregon | 67 | 33 | 11 |
Enter the P-Value - round to 4 decimal places. Make sure you put a 0 in front of the decimal.
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To determine if voting preference is independent from the location of residence we can perform a chisquare test for independence Here are the detailed steps and calculations Step 1 State the Hypothese...Get Instant Access to Expert-Tailored Solutions
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Step: 2
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