se the given degree of confidence and sample data to construct a confidence interval for the population proportion p. 1) n= 158, x= 108; 95 percent
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- A poll was conducted that asked 1015 people how many books they had read in the past year. Results indicated that x = 14.7 books and s= 16.6 books. Construct a 90% confidence interval for the mean number of books people гead. Click the icon to view the table of areas under the t-distribution. Construct a 90% confidence interval for the mean number of books people read. D (Use ascending order. Round to two decimal places as needed) Enter your answer in each of the answer boxes. P Type here to search 日C 6 PM 4/18/2021 444 ING DELL ఛార్టమా PriScr Insert Deenn F10 F12 F9 F5 F6 F7 FB 24 F1 F2 F3 F4 ESc 411 1A Vegen 40 H4 Backspace te %23 6. 7\ 4 Y] R 7ab K H. F S Geps Lock M V B C Cr つ つFind the t - Value that Corresponds to: 1.) a. 98% Confidence Level with 25 degrees of freedom. 99.9% Confidence Level with 30 degrees of freedom. 90% Confidence Level with 18 degrees of freedom. 80% Confidence Level with 40 degrees of freedom.Use the given degree of confidence and sample data to construct a confidence interval for the population proportion p. n=130, x=69, 90% confidence OA. 0.459Listed below are weights (hectograms, or hg) of randomly selected girls at birth, based on data from the National Center for Health Statistics. Here are the summary 15, x = 30.2 hg, s =2.40hg. Use the sample data to construct a statistics: n = %3D 95% confidence interval for the mean birth weight of girls.Please help.Construct the 99.5% confidence interval for the difference p, - p, when x, = 50, n, = 75, x, = 65, and n, = 151. Round the answers to three decimal places. A 99,5% confidence interval for the difference between the two proportions isJse the sample data and confidence level given below to complete parts (a) through (d). A drug is used to help prevent blood clots in cértain patients. In clinical trials, among 4334 patients treated with the drug, 12 developed the adverse reaction of nausea. Construct a 95% confidence interval for the proportion of adverse reactions. a) Find the best point estimate of the population proportion p. (Round to three decimal places as needed.) b) Identify the value of the margin of error E. E =This Quiz: 10 pts possi Use the sample data and confidence level given below to complete parts (a) through (d). A drug is used to help prevent blood clots in certain patients. In clinical trials, among 4549 patients treated with the drug, 123 developed the adverse reaction of nausea. Construct a 99% confidence interval for the proportion of adverse reactions. a) Find the best point estimate of the population proportion p. (Round to three decimal places as needed.) b) Identify the value of the margin of error E. E= (Round to three decimal places as needed.) c) Construct the confidence interval.You are given that X is normally distributed witha mean of 50.2 and a standard deviation of 3.7 a) What proportion of the population lies between 47 and 52 b) What is the value of the 95 percentile? c) What is the z score for the data value of 43.7A developmental psychologist believes that children’s self-esteem scores change with age. She measures N=8 children’s self-esteem in 3rd grade and again in 6th. Evaluate the results of her data using α = .052tail. **Attached Image** a. Show how the 95% confidence interval was calculated. b. State the conclusion in APA format. c. What is Cohen’s d?If n=200 and X=70, construct a 99% confidence interval estimate for the population proportion. SAS (Round to four 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. 1.96SEE MORE QUESTIONSRecommended textbooks for youMATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons Inc
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