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A sanitation department is interested in estimating the mean amount of garbage per bin for all bins in the city. In a random sample of 40 bins, the sample mean standard deviation was 4.7 pounds. Construct 95% and 99% confidence intervals for the mean amount of garbage per bin for all bins in the city. a) What is the lower limit of the 95% interval? Give your answer to three decimal places. b) What is the upper limit of the 95% interval? Give your answer to three decimal places. c) What is the lower limit of the 99% interval? Give your answer to three decimal places. d) What is the upper limit of the 99% interval? Give your answer to three decimal places X X X

A sanitation department is interested in estimating the mean amount of garbage per bin for all bins in the city. In a random sample of 40 bins, the sample mean standard deviation was 4.7 pounds. Construct 95% and 99% confidence intervals for the mean amount of garbage per bin for all bins in the city. a) What is the lower limit of the 95% interval? Give your answer to three decimal places. b) What is the upper limit of the 95% interval? Give your answer to three decimal places. c) What is the lower limit of the 99% interval? Give your answer to three decimal places. d) What is the upper limit of the 99% interval? Give your answer to three decimal places X X X

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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n for all bins in the city. In a random sample of 40 bins, the sample mean amount was 50.1 pounds and the sample e mean amount of garbage per bin for all bins in the city. 5. es. S. es X X X
Transcribed Image Text:n for all bins in the city. In a random sample of 40 bins, the sample mean amount was 50.1 pounds and the sample e mean amount of garbage per bin for all bins in the city. 5. es. S. es X X X
A sanitation department is interested in estimating the mean amount of garbage per bin for all bins in the city. In a random sample of 40 bins, the sample mean standard deviation was 4.7 pounds. Construct 95% and 99% confidence intervals for the mean amount of garbage per bin for all bins in the city. a) What is the lower limit of the 95% interval? Give your answer to three decimal places. b) What is the upper limit of the 95% interval? Give your answer to three decimal places. c) What is the lower limit of the 99% interval? Give your answer to three decimal places. d) What is the upper limit of the 99% interval? Give your answer to three decimal places X X X
Transcribed Image Text:A sanitation department is interested in estimating the mean amount of garbage per bin for all bins in the city. In a random sample of 40 bins, the sample mean standard deviation was 4.7 pounds. Construct 95% and 99% confidence intervals for the mean amount of garbage per bin for all bins in the city. a) What is the lower limit of the 95% interval? Give your answer to three decimal places. b) What is the upper limit of the 95% interval? Give your answer to three decimal places. c) What is the lower limit of the 99% interval? Give your answer to three decimal places. d) What is the upper limit of the 99% interval? Give your answer to three decimal places X X X
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