In a random sample of eleven people, the mean driving distance to work was 19.2 miles and the standard deviation was 5.5 miles. Assume the population is normally distributed and use the t-distribution to find the margin of error and construct a 95% confidence interval for the population mean μ. Interpret the results. Identify the margin of error. (Round to one decimal place as needed.) Construct a 95% confidence interval for the population mean. (Round to one decimal place as needed.) Interpret the results. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) OA. With OB. With % confidence, it can be said that most driving distances to work (in miles) in the population are between the interval's endpoints. % confidence, it can be said that the population mean driving distance to work (in miles) is between the interval's endpoints. % of the population has a driving distance to work (in miles) that is between the interval's endpoints. OC. It can be said that OD. % of all random samples of eleven people from the population will have a mean driving distance to work (in miles) that is between the interval's endpoints.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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In a random sample of eleven people, the mean driving distance to work was 19.2 miles and the standard deviation was 5.5 miles. Assume the population is normally distributed and use
the t-distribution to find the margin of error and construct a 95% confidence interval for the population mean μ. Interpret the results.
Identify the margin of error.
(Round to one decimal place as needed.)
Construct a 95% confidence interval for the population mean.
(Round to one decimal place as needed.)
Interpret the results. Select the correct choice below and fill in the answer box to complete your choice.
(Type an integer or a decimal. Do not round.)
OA. With
OB. With
% confidence, it can be said that most driving distances to work (in miles) in the population are between the interval's endpoints.
% confidence, it can be said that the population mean driving distance to work (in miles) is between the interval's endpoints.
% of the population has a driving distance to work (in miles) that is between the interval's endpoints.
OC. It can be said that
OD.
% of all random samples of eleven people from the population will have a mean driving distance to work (in miles) that is between the interval's endpoints.
Transcribed Image Text:In a random sample of eleven people, the mean driving distance to work was 19.2 miles and the standard deviation was 5.5 miles. Assume the population is normally distributed and use the t-distribution to find the margin of error and construct a 95% confidence interval for the population mean μ. Interpret the results. Identify the margin of error. (Round to one decimal place as needed.) Construct a 95% confidence interval for the population mean. (Round to one decimal place as needed.) Interpret the results. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) OA. With OB. With % confidence, it can be said that most driving distances to work (in miles) in the population are between the interval's endpoints. % confidence, it can be said that the population mean driving distance to work (in miles) is between the interval's endpoints. % of the population has a driving distance to work (in miles) that is between the interval's endpoints. OC. It can be said that OD. % of all random samples of eleven people from the population will have a mean driving distance to work (in miles) that is between the interval's endpoints.
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