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Suppose we take a random sample of 854 students and find the number, 93, who have taken a statistics course. Response 1: Use 1PropZTest to
Suppose we take a random sample of 854 students and find the number, 93, who have taken a statistics course.
Response 1: Use 1PropZTest to test that the proportion of students is more than 0.15. Include the following:
- The null and alternative hypothesis with correct symbols using the Equation Editor.
- Use a significance level of 0.01
- State input values in the TI to find the p-value and make a decision about the null hypothesis. Justify your decision.
- conclusion about the alternative hypothesis.
Response 2: Use the value of x in the original post as the mean final exam score of a statistics course of size n. Using a standard deviation of 4.1, test the hypothesis that the mean is different than 42. Include the following:
- The null and alternative hypothesis with correct symbols using the Equation Editor.
- Use a significance level of 0.05
- State input values in the TI to find the p-value and make a decision about the null hypothesis. Justify your decision.
- conclusion about the alternative hypothesis.
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