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The Federal Bureau of Prisons publishes data in Prison Statistics on the times served by prisoners released from federal institutions for the first time. Independent random samples of released prisoners in the fraud and firearms offense categories yielded the following information on time served, in months. At the 5% significance level, do the data provide sufficient evidence to conclude that the mean time served for fraud is less than that for firearms offenses? Dataset: Fraud Firearm 11.8 23.3 11 18.2 11.3 15.1 11.9 14 7.5 14.9 7.8 20.6 9.3 19.3 12 18.1 12.7 24.2 7.4 25.3

The Federal Bureau of Prisons publishes data in Prison Statistics on the times served by prisoners released from federal institutions for the first time. Independent random samples of released prisoners in the fraud and firearms offense categories yielded the following information on time served, in months. At the 5% significance level, do the data provide sufficient evidence to conclude that the mean time served for fraud is less than that for firearms offenses? Dataset: Fraud Firearm 11.8 23.3 11 18.2 11.3 15.1 11.9 14 7.5 14.9 7.8 20.6 9.3 19.3 12 18.1 12.7 24.2 7.4 25.3

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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  1. The Federal Bureau of Prisons publishes data in Prison Statistics on the times served by prisoners released from federal institutions for the first time. Independent random samples of released prisoners in the fraud and firearms offense categories yielded the following information on time served, in months. At the 5% significance level, do the data provide sufficient evidence to conclude that the mean time served for fraud is less than that for firearms offenses?

Dataset:

Fraud

Firearm

11.8

23.3

11

18.2

11.3

15.1

11.9

14

7.5

14.9

7.8

20.6

9.3

19.3

12

18.1

12.7

24.2

7.4

25.3

 

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