Question
3i) Suppose you are testing the hypothesesH 0 : p = 0.24 vs. p 0.24 with significance level = 0.05. A sample size of 236
3i) Suppose you are testing the hypothesesH0: p = 0.24 vs. p 0.24 with significance level = 0.05. A sample size of 236 results in a sample proportion of 0.27. As you know, one way to address two-sided tests is to create confidence intervals.
Construct the appropriate confidence interval forp that could be used to address the test and report thelowerlimit of the confidence interval.
(Only round yourfinal answerto2 decimal places. Final answer should be 2 decimal places. Final answer should be expressed as a decimal andnot a percentage.)
3ii) When a hypothesis test is being carried out, there are four different situations that can occur depending on the truthfulness of the null hypothesis. Type I error occurs when the following situation happens
a. The null hypothesis is false, but we mistakenly fail to reject it.
b. The null hypothesis is true, but we mistakenly reject it.
c. The null hypothesis is false, and we reject it.
d. The null hypothesis is true,and we fail to reject it.
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