Question: 1.How is a point estimate determined? 2.What is the purpose of a confidence interval? 3.How do you find the point estimate and margin of error

1.How is a point estimate determined?

2.What is the purpose of a confidence interval?

3.How do you find the point estimate and margin of error if you are given the upper and lower limit?

4.Why are there 2 equations to determine a sample size of a proportion? Explain

5.How are confidence intervals interpreted?

6.List the 4 confidence levels and their corresponding Z score.

7.Why do population means require the use of the T score?

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