TANSWER. Write the word or phrase 6) When 495 junior college students were surveyed, 145 said they have a passport. Cons
Posted: Thu May 05, 2022 8:59 pm
TANSWER. Write the word or phrase 6) When 495 junior college students were surveyed, 145 said they have a passport. Construct a 95% confidence interval for the proportion of junior college students that have a passport. Round to the nearest thousandth. Take z CV as 2.
7) Construct a 95% confidence interval for the population mean, u. Assume the population has a normal distribution. A sample of 25 randomly English majors has a mean test score of 81.5 with a standard deviation of 10.2. Round to the nearest hundredth. Take the t CV as 2.06. A) (87.12, 98.32) B) (77.29, 85.71) C) (66.35, 69.89) D) (56.12, 78.34)
7) Construct a 95% confidence interval for the population mean, u. Assume the population has a normal distribution. A sample of 25 randomly English majors has a mean test score of 81.5 with a standard deviation of 10.2. Round to the nearest hundredth. Take the t CV as 2.06. A) (87.12, 98.32) B) (77.29, 85.71) C) (66.35, 69.89) D) (56.12, 78.34)