A surveyof 600 randomly selected people reveals that 384 of them think that the President of the United States is doing a good job regarding domestic issues.
a. What is the point estimate and what does this mean?
b. What is the 95% confidence intervalto estimate the true proportion of people who think the president is doing a good job?
c. Interpret the interval you developed above.
(a) The point estimate is the proportion of all the people who think the President is doing a good job on domestic issues.
It is p = …
The expert examines the point estimate and what it means. The 95% confidence intervals are given. Complete, neat and step-by-step solutions are provided.