Question: This is a practice problem. Please explain your steps throughout the problem In a market of a new chocolate raspberry coffee, a poll of 400

This is a practice problem. Please explain your steps throughout the problem

In a market of a new chocolate raspberry coffee, a poll of 400 people from Dobbs Ferry showed 250 preferred the new coffee. In Irwington, 170 out of 350 people preferred the new coffee. At a 5% significance level test the hypothesis that there is no difference in preferences between the two villages.

1. State the hypotheses:

2. Determine the critical values and diagram.

3. Identify the test statistic:

4. What is the decision rule?

5. Calculate the test statistic:

6. Conclusion and justification

Type of error: 7. p-value:

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