1. In evaluating the relationship between region and feeling about the direction things are going in the country, what is the response variable and what is the explanatory variable? - response: - explanatory: 2. What are the hypotheses for evaluating this relationship? 3. Speculate on whether you would expect to reject or not reject the null hypothesis based on the segmented bar chart shown above. Explain your reasoning in at most two sentences. Note that in this question you are not being asked to actually carry out the hypothesis test.
1. In evaluating the relationship between region and feeling about the direction things are going in the country, what is the response variable and what is the explanatory variable?
- response:
- explanatory:
2. What are the hypotheses for evaluating this relationship?
3. Speculate on whether you would expect to reject or not reject the null hypothesis based on the segmented bar chart shown above. Explain your reasoning in at most two sentences. Note that in this question you are not being asked to actually carry out the hypothesis test.
4. If in fact the null hypothesis is true, how many Southerners would we expect to respond that they feel things in this country are generally going in the right direction?
5. What is the contribution of this cell (South & Right direction) to the test statistic?
6. The χ2 statistic for this test is .667. Determine is the degrees of freedom associated with this test statistic and the p-value for this test.
7. What is the conclusion of the hypothesis test?
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