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The percentages of police officers who are women are listed in the table for various city populations. Value Used to Represent City Population (in City Population (in thousands) Percent thousands) 0-9.999 5 8.3 10-24.999 17.5 7.5 25-49.999 37.5 8.5 50-99.999 75 9.4 100-249.999 175 11.7 250 or more 300 17 Source: FBI Uniform Crime Report Let f(n) be the percentage of police officers who are women in cities with populations of n thousand. A quadratic model of the situation is f(n) 0.00006n² +0.012n + 7.884. = Use a graphing calculator to draw the graph of the model and, in the same viewing window, the scattergram of the data. Does the model fit the data well? O The function is a good model for the data. O The function is not a good model for the data Glen Ellyn, Illinois, has a population of 195.22 thousand. Estimate the percentage of police officers in Glen Ellyn who are women. Round to 1 decimal place. Find the values of n when f(n) = 9. Be sure to find both values of n separated by a comma. n= Round each to 1 decimal place.

The percentages of police officers who are women are listed in the table for various city populations. Value Used to Represent City Population (in City Population (in thousands) Percent thousands) 0-9.999 5 8.3 10-24.999 17.5 7.5 25-49.999 37.5 8.5 50-99.999 75 9.4 100-249.999 175 11.7 250 or more 300 17 Source: FBI Uniform Crime Report Let f(n) be the percentage of police officers who are women in cities with populations of n thousand. A quadratic model of the situation is f(n) 0.00006n² +0.012n + 7.884. = Use a graphing calculator to draw the graph of the model and, in the same viewing window, the scattergram of the data. Does the model fit the data well? O The function is a good model for the data. O The function is not a good model for the data Glen Ellyn, Illinois, has a population of 195.22 thousand. Estimate the percentage of police officers in Glen Ellyn who are women. Round to 1 decimal place. Find the values of n when f(n) = 9. Be sure to find both values of n separated by a comma. n= Round each to 1 decimal place.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 7CR
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What does it mean in this situation? (Answer this question on scratch paper prior to looking at the choices.) Select an answer Select an answer Wrong answer. 9% of police officers are women in cities with populations of about -269.1 thousand (model break down) and about 69.1 thousand Ito Amm
Transcribed Image Text:What does it mean in this situation? (Answer this question on scratch paper prior to looking at the choices.) Select an answer Select an answer Wrong answer. 9% of police officers are women in cities with populations of about -269.1 thousand (model break down) and about 69.1 thousand Ito Amm
The percentages of police officers who are women are listed in the table for various city populations. Value Used to Represent City Population (in City Population (in thousands) Percent thousands) 0-9.999 5 8.3 10-24.999 17.5 7.5 25-49.999 37.5 8.5 50-99.999 75 9.4 100-249.999 175 11.7 250 or more 300 17 Source: FBI Uniform Crime Report Let f(n) be the percentage of police officers who are women in cities with populations of n thousand. A quadratic model of the situation is f(n) = 0.00006n² +0.012n + 7.884. Use a graphing calculator to draw the graph of the model and, in the same viewing window, the scattergram of the data. Does the model fit the data well? O The function is a good model for the data. O The function is not a good model for the data Glen Ellyn, Illinois, has a population of 195.22 thousand. Estimate the percentage of police officers in Glen Ellyn who are women. Round to 1 decimal place. Find the values of n when f(n) = 9. Be sure to find both values of n separated by a comma. n= Round each to 1 decimal place.
Transcribed Image Text:The percentages of police officers who are women are listed in the table for various city populations. Value Used to Represent City Population (in City Population (in thousands) Percent thousands) 0-9.999 5 8.3 10-24.999 17.5 7.5 25-49.999 37.5 8.5 50-99.999 75 9.4 100-249.999 175 11.7 250 or more 300 17 Source: FBI Uniform Crime Report Let f(n) be the percentage of police officers who are women in cities with populations of n thousand. A quadratic model of the situation is f(n) = 0.00006n² +0.012n + 7.884. Use a graphing calculator to draw the graph of the model and, in the same viewing window, the scattergram of the data. Does the model fit the data well? O The function is a good model for the data. O The function is not a good model for the data Glen Ellyn, Illinois, has a population of 195.22 thousand. Estimate the percentage of police officers in Glen Ellyn who are women. Round to 1 decimal place. Find the values of n when f(n) = 9. Be sure to find both values of n separated by a comma. n= Round each to 1 decimal place.
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