Calculate the lower limit for the 90% confidence interval using the following information. za/2 = 1.645...
Construct a 95% confidence interval of the population proportion using the given information. x= 125, n = 250 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.) i Table of critical values x Level of Confidence, (1 - «) - 100% CK Area in Each Tail, 2 Critical Value, 2 90% 0.05 1.645 95% 0.025 1.96 2.575 99% 0.005 Print Done
X 9.1.15 Construct a 99% confidence interval of the population proportion using the given information. X = 125, n = 250 Click here to view the table of critical values. The lower bound is a The upper bound is (Round to three decimal places as needed.) - X Table of critical values Area in Each Toil, Critical Value 4,4 L645 Level of Confidence, (1 - a). 100% 90% 95% 99% 0.05 0.025 0.005 1.96 2.575 Print Done ou al
9.1.15 Construct a 99% confidence interval of the population proportion using the given information. x = 125, n = 250 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.) Table of critical values -X Area in Each Tail, i Critical Value, Level of Confidence, (1 - a). 100% 90% 95% 99% 0.05 0.025 0.005 1645 1.96 2.575 Print Done Enter your answer in the edit...
Construct a 90% confidence interval to estimate the population mean using the data below. Xbar=24 S=3.4 n=22 What assumption needs to be made about this population? The 90% confidence interval for the population is from a lower limit of— to an upper limit of—
Construct a 99% confidence interval to estimate the population mean using the data below. X = 46 o = 12 n42 With 99% confidence, when n = 42 the population mean is between a lower limit of (Round to two decimal places as needed.) and an upper limit of Construct a 95% confidence interval to estimate the population mean with X = 102 and o = 25 for the following sample sizes. a) n = 32 b) n = 45...
Construct a 99% confidence interval to estimate the population mean using the following data. What assumptions need to be made to construct this interval? x overbar = 95 σ = 21 n = 10 With 99% confidence, when n = 10 the population mean is between the lower limit of _____ and the upper limit of ____. What is the formula with a step by step guide on how to solve this equation?
Construct a 90% confidence interval of the population proportion using the given information x = 180, n=300 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.) Enter your answer in each of the answer boxes
Construct a 99% confidence interval to estimate the population mean using the data below. x18 s 5.2 n 21 What assumptions need to be made about this population? The 99% confidence interval for the population mean is from a lower limit of 14.77 to an upper limit of 21.23 (Round to two decimal places as needed.) What assumptions need to be made about this population? 0 A. The population follows the Student's t-distribution. O B. The population follows the normal...
Construct a 99% confidence interval to estimate the population mean using the following data. What assumptions need to be made to construct this interval? x=88 20 n 11 What assumptions need to be made to construct this interval? Tre O A. The population mean will be in the confidence interval. en OB. The sample size is less than 30. et c . The population must be normally distributed. D. The population is skewed to one side. With 99% confidence, when...
pt 9.1.17 Construct a 90% confidence interval of the population proportion using the given information. x= 105, n = 150 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.) Enter your answer in the edit, fields and then click Check Answer, All parts showing