Let p be the population proportion for the situation. (a) Find point estimates of p and q, (b) construct 90% and 95% confidence intervals for p, and (

Emily-Jane Bray

Emily-Jane Bray

Answered question

2021-06-16

Let p be the population proportion for the situation. (a) Find point estimates of p and q, (b) construct 90% and 95% confidence intervals for p, and (c) interpret the results of part (b) and compare the widths of the confidence intervals. In a survey of 2202 U.S. adults, 1167 think antibiotics are effective against viral infections.

Answer & Explanation

saiyansruleA

saiyansruleA

Skilled2021-06-17Added 110 answers

(a)p=0.5300,q=0.4700
(b)90% confidence interval: (0.3186, 0.3516)
95% confidence interval: (0.5092, 0.5508)
(c)The 95% confidence interval is wider than the 90% confidence interval.

Do you have a similar question?

Recalculate according to your conditions!

New Questions in College Statistics

Ask your question.
Get an expert answer.

Let our experts help you. Answer in as fast as 15 minutes.

Didn't find what you were looking for?