Use the given degree of confidence and sample data to construct a confidence interval for the population proportion p. Round to three decimal palces.   Of 86 adults selected randomly from one​ town, 70 have health insurance. Find a​ 90% confidence interval for the true proportion of all adults in the town who have health insurance.   A. 0.745

Use the given degree of confidence and sample data to construct a confidence interval for the population mean u. Round your final answers to the nearest hundredth. Test scores: n = 104, x = 95.3, o = 6.5; 99% confidence You will need to calculate the margin of error, followed by the lower and upper end of the confidence interval. Margin of Error: choose your answer.. Confidence Interval: choose your answer... レ choose your answer...

Use the one-proportion z-interval procedure to find the required confidence interval. In a sample of 1734 patients who underwent a certain type of surgery, 11% experienced complications. Find a 99% confidence interval for the proportion of all those undergoing this surgery who experience complications. A. 0.098 to 0.122 B. 0.079 to 0.141 C. 0.091 to 0.129 D. 0.102 to 0.118

Use the given degree of confidence and sample data to construct a confidence interval for the population proportion p.When 316 third graders are randomly selected and surveyed, it is found that 112 own a cell phone. Find a 99% confidence interval for the true proportion of all third graders who own a cell phone.

Use the given confidence interval to find the margin of error and the sample proportion.   ​(0.740​,0.766​)         E=enter your response here ​(Type an integer or a​ decimal.)

A random sample of 12 cats was collected to study the lifespan with the data listed below. Find the 87% confidence interval for the population mean. Round all values to two decimals. 13, 15, 18, 16, 8, 12, 13, 15, 8, 13, 12, 11. Provide your answer below.

A statistics instructor randomly selected four bags of oranges, each bag labeled 10 pounds, and weighed the bags. They weighed 10.3, 10.8, 10.4, and 10.6 pounds. Assume that the distribution of weights is Normal. Find a 95% confidence interval for the mean weight of all bags of oranges. Use technology for your calculations. Answer parts a and b below. a. Choose the correct interpretation of the confidence interval below and, if necessary, fill in the answer boxes to complete your choice. A. We are 95% confident the population mean is between and B. There is a 95% chance that all intervals will be between and C. We are 95% confident that the sample mean is between and D. The requirements for constructing a confidence interval are not satisfied. (Type integers or decimals rounded to the nearest thousandth as needed. Use ascending order.)

Use the given confidence interval to find the margin of error and the sample proportion. (0.760,0.786) E = (Type an integer or a decimal.) (Type an integer or a decimal.) p =

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