Question
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
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 |
| Oxford | 12 | 17 |
| Straksville | 15 | 13 |
| Danville | 20 | 6 |
| Athens | 22 | 7 |
| Holgate | 15 | 6 |
| Carey | 8 | 18 |
| Whistler | 6 | 21 |
| Woodville | 17 | 7 |
a. Determine the regression equation. (Negative amounts should be indicated by a minus sign. Round your answers to 4 decimal places.)
y = ___ + ___ x
b. Estimate the number of crimes for a city with 21 police officers. (Round your answer to the nearest whole number.)
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Algebra And Trigonometry, Enhanced
Authors: Cynthia Y Young
4th Edition
1119320860, 9781119320869
