The city council of Pine Bluffs is considering increasing the number of police in an effort to reduce crime. Before making a final decision, the council asked the chief of police to survey other cities of similar size to determine the relationship between the number of police and the number of crimes reported. The chief gathered the following sample information. CityPoliceNumber of CrimesCityPoliceNumber of CrimesOxford1919Holgate2110Starksville2115Carey1621Danville269Whistler1425Athens2911Woodville2311 Click here for the Excel Data Filea. Determine the regression equation. (Negative amounts should be indicated by a minus sign. Round your answers to 4 decimal places.)b. Estimate the number of crimes for a city with 28 police officers. (Round your answer to the nearest whole number.)

Given that X Y X \cdot YX⋅Y X^2X2 Y^2Y2 19 19 361 361 361 21 15 315 441 225 26 9…

Answered: Determine the regression equation.…

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 8E

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The city council of Pine Bluffs is considering increasing the number of police in an effort to reduce crime. Before making a final decision, the council asked the chief of police to survey other cities of similar size to determine the relationship between the number of police and the number of crimes reported. The chief gathered the following sample information.

City	Police	Number of Crimes	City	Police	Number of Crimes
Oxford	19	19	Holgate	21	10
Starksville	21	15	Carey	16	21
Danville	26	9	Whistler	14	25
Athens	29	11	Woodville	23	11

Click here for the Excel Data File

a. Determine the regression equation. (Negative amounts should be indicated by a minus sign. Round your answers to 4 decimal places.)

b. Estimate the number of crimes for a city with 28 police officers. (Round your answer to the nearest whole number.)

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