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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)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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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