Please can you guys help me

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?

Select all the statements that apply to this figure