A criminologist is interested in the effects of unemployment and policing on murder and has run...

A criminologist is interested in the effects of unemployment and policing on murder and has run the following multiple regression:

Summary Output
Regression Statistics
Multiple R	0.90303
R Square	0.815462
Adjusted R Square	0.762737
Standard Error	5.11041
Observations	10

	Coefficients	Standard Error	t Statistic	P-value
Intercept	–23.26309588	7.075518018	–3.28783	0.013342
Unemployment rate	10.27754326	2.172859937	4.729961	0.002133
Police per 100,000	–0.046737101	0.023409765	–1.99648	0.086065

a. What is the Y-intercept? Interpret your results.

b. Which variables are significant at the 0.05 level?

c. What is the predicted homicide rate for a city with an unemployment rate of 5% and 250 police officers per 100,000 population?

Expert Solution

milcah answered 1 year ago

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