In a survey of 2409 adults in a recent year, 1235 say they have made a New Year's resolution. Construct 90% and 95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals. The 90% confidence interval for the population proportion p is (.). (Round to three decimal places as needed.)

In a survey of 2345 ​adults, 729 say they believe in UFOs.   Construct a 90 % confidence interval for the population proportion of adults who believe in UFOs.   A 90%confidence interval for the population proportion is ​ ​(Round to three decimal places as​ needed.)   Interpret your results. Choose the correct answer below.     A. With 90​% ​confidence, it can be said that the sample proportion of adults who believe in UFOs is between the endpoints of the given confidence interval.   B. With 90​% ​probability, the population proportion of adults who do not believe in UFOs is between the endpoints of the given confidence interval.   C. The endpoints of the given confidence interval shows that 90​% of adults believe in UFOs.   D. With 90% ​confidence, it can be said that the population proportion of adults who believe in UFOs is between the endpoints of the given confidence interval.

Find the sample size needed to estimate the percentage of adults who can wiggle their ears. Use a margin of error of 3 percentage points and use a confidence level of 90%. Complete parts (a) and (b) below. a. Assume that p and q are unknown. n= (Round up to the nearest integer.)

In a survey of 2275 adults, 709 say they believe in UFOS. Construct a 90% confidence interval for the population proportion of adults who believe in UFOS. A 90% confidence interval for the population proportion is ( ). (Round to three decimal places as needed.)

In a survey of 2074 adults in a recent year, 744 made a New Year's resolution to eat healthier. Construct 90% and 95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence The 90% confidence interval for the population proportion p is D. (Round to three decimal places as needed.)

Tina catches a 14-pound bass.  She does not know the population mean or standard deviation.  So she takes a sample of five friends and they say the last bass they caught was 9, 12, 13, 10, and 10 pounds.  Find the t and calculate a 95% (α = .05) confidence interval.

In a survey of 2592 adults, 1422 say they have started paying bills online in the last year.   Construct a​ 99% confidence interval for the population proportion. Interpret the results.   A​ 99% confidence interval for the population proportion is= ​(Round to three decimal places as​ needed.)     Interpret your results. Choose the correct answer below.   A. With​ 99% confidence, it can be said that the sample proportion of adults who say they have started paying bills online in the last year is between the endpoints of the given confidence interval.   B. The endpoints of the given confidence interval show that adults pay bills online​ 99% of the time.   C. With​ 99% confidence, it can be said that the population proportion of adults who say they have started paying bills online in the last year is between the endpoints of the given confidence interval.

In a survey of 2206 adults in a recent​ year, 1200 say they have made a New​ Year's resolution.   Construct​ 90% and​ 95% confidence intervals for the population proportion. Interpret the results and compare the widths of the confidence intervals.       The​ 90% confidence interval for the population proportion p is ________ ​(Round to three decimal places as​ needed.)

In a survey of 2300 adults, 718 say they believe in UFOS. Construct a 90% confidence interval for the population proportion of adults who believe in UFOS. A 90% confidence interval for the population proportion is (,). (Round to three decimal places as needed.)

Researchers studied the mean egg length (in millimeters) for a bird population. After taking a random sample of eggs, they obtained a 95% confidence interval of (45,60). What is the value of the margin of error? Choose the correct answer below. A. 15 mm B. 52.5 mm O c. 7.5 mm O D. 1.96