Violent Crimes: Prisons Does prison really deter violent crime? Let x represent percent change in the rate

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Violent Crimes: Prisons Does prison really deter violent crime? Let x represent percent change in the rate of violent crime and y represent percent change in the rate of imprisonment in the general U.S.

population. For 7 recent years, the following data have been obtained (Source: The Crime Drop in America, edited by Blumstein and Wallman, Cambridge University Press).

x 6.1 5.7 3.9 5.2 6.2 6.5 11.1 y −1.4 −4.1 −7.0 −4.0 3.6 −0.1 −4.4 Complete parts

(a) through (e), given Sx 5 44.7, Sy 5217.4, Sx2 5 315.85, Sy2 5116.1, Sxy 52107.18, and r < 0.084.

(f) Critical Thinking Considering the values of r and r2, does it make sense to use the least-squares line for prediction? Explain.

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Understandable Statistics Concepts And Methods

ISBN: 9780357719176

13th Edition

Authors: Charles Henry Brase, Corrinne Pellillo Brase

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