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(Note: x₁ = 12.49, s, -423, x₂=18.51, and s₂ -5.75.) The 98% confidence interval is from to (Round to three decimal places as needed)

(Note: x₁ = 12.49, s, -423, x₂=18.51, and s₂ -5.75.) The 98% confidence interval is from to (Round to three decimal places as needed)

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
Section10.3: Measures Of Spread
Problem 1GP
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Preliminary data analysès indicate that you can reasonably consider the assumptions for using pooled 1-procedures satisfied. Independent random samples of released prisoners in the fraud and firearms offense categories yielded the following information on time served, in months. Obtain a 98% confidence interval for the difference between the mean times served by prisoners in the fraud and firearms offense categories. (Note: x₁= 12.49, s, 4.23, x2 = 18.51, and s₂ -5.75.) The 98% confidence interval is from to (Round to three decimal places as needed.) Fraud Firearms 7.8 13.3 22.5 23.7 124 18.9 10.1 22.5 10.2 17.3 11.2 24.1 15.2 7.5 11.5 18.1 7.1 15.2 24.2 17.2 Sc IN 28 U
Transcribed Image Text:Preliminary data analysès indicate that you can reasonably consider the assumptions for using pooled 1-procedures satisfied. Independent random samples of released prisoners in the fraud and firearms offense categories yielded the following information on time served, in months. Obtain a 98% confidence interval for the difference between the mean times served by prisoners in the fraud and firearms offense categories. (Note: x₁= 12.49, s, 4.23, x2 = 18.51, and s₂ -5.75.) The 98% confidence interval is from to (Round to three decimal places as needed.) Fraud Firearms 7.8 13.3 22.5 23.7 124 18.9 10.1 22.5 10.2 17.3 11.2 24.1 15.2 7.5 11.5 18.1 7.1 15.2 24.2 17.2 Sc IN 28 U
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