Assignment 1 PDF

Title Assignment 1
Course Quantitative Reasoning & Technological Literacy I
Institution DePaul University
Pages 3
File Size 100.1 KB
File Type PDF
Total Downloads 64
Total Views 195

Summary

Assignment #1 Professor O. Elgun...


Description

Natalia Narajczyk LSP 120-215 Assignment 1 1. A.) Chicago’s murder total of 762 is an absolute quantity because the number is a “sheer” quantity-it tells us how many or how much. B.) A relative number is the absolute quantity divided by some other quantity. Two other examples found in the text are: -Louisville had a 40% increase in its murder rate within a year -San Antonia had a 61% increase in its murder rate within a year C.) According to the absolute number of murders, these are the top 3 cities with the largest amount of murders: - Chicago (765 murders) - New York (335 murders) - Baltimore (318 murders) D.) To calculate the homicides per person I did: - =d7/c7 Then I made a new column and used this equation to get the homicides per 100,000 people: - =(d7/c7) *100000 Through this I found that Chicago had a rate of 28.07 homicides per 100,000 people. This is fairly close to the rate listed in the article, 27.9 homicides per 100,000 people. E.) The three cities with the highest homicide rates per 100,000 people are as follows: - East St. Louis (100.86) - Blytheville (68.86) - Chester (67.43) F.) None of these cities were mentioned in the article. All of the cities the article discussed were based on places with the highest amounts of manslaughter, before any further calculations. This did not take into account the various populations that affect the actual amount of homicides compared to other areas. G.) These are the calculations I completed in order to see how much greater the homicide rate in East St. Louis is compared to Chicago. -East St. Louis homicide rate per 100,000 people: 100.8629385 -Chicago homicide rate: 28.07181835 =100.8629385/28.07181835 =3.593031889 =3.59

The homicide rate in East St. Louis is 3.59 times greater than homicide in Chicago. H.) I.)

City

Homicides Per 100,000 People 59.77609401 51.42427452 45.24596333 43.80576423 35.53028957 34.95353769

Population

St. Louis 314,507 Baltimore 618,385 Detroit 669,673 New Orleans 397,208 Newark 281,450 Cleveland 386,227 8 Orlando 277,719 30.24640014 Memphis 656,434 29.85829497 Chicago 2,725,153 28.07181835 The city of Orlando is on my list but not on the list in the article. This is because Orlando did not include the victims of the nightclub shooting in its 2016 homicide count. This adjusted rate was not high enough to place among the 20 cities with the highest murder rates. J.) City

Chicago Philadelphia Dallas Houston San Antonio Las Vegas Metropolitan Police Department Phoenix Los Angeles San Jose New York San Diego

Homicides Per 100,000 People

Population

2,725,153 1,570,826 1,320,939 2,334,348 1,498,642 1,592,178 1,586,611 4,007,905 1,041,844 8,566,917 1,413,414

28.07181835 17.37939148 12.94533661 12.89439278 9.94233446 9.923513577 9.202003516 7.310552521 4.511232008 3.910391568 3.537533943

Chicago has the highest homicide rate in comparison to all of the other cities with a population greater than 1 million.

K.) Murder Rate per

Percent

State IL TX TX NV CA NY PA AZ TX CA CA

City Chicago Dallas Houston Las Vegas Metropolitan Police Department Los Angeles New York Philadelphia Phoenix San Antonio San Diego San Jose

100,000 2016 28.07 12.95 12.89 9.92 7.31 3.91 17.38 9.20 9.94 3.54 4.51

Formula used to calculate the above: =(c3-d3)/d3 L.) The following cities did not experience an increase: - Houston (-3.18%) - New York (-5.01%) - Philadelphia (-2.69%)

2. A.) =(650/2705000)*100000 = 24.02957486 There are 24.03 homicides per 100,000 people in Chicago in 2017. B.) 2016 rate: 28.07181835 2017 rate: 24.02957486 =28.07181835/24.02957486 =1.168219518 The 2016 rate is 1.17 times greater than the 2017 rate. C.) absolute change= new value-reference value absolute change= 762-478 =284 The absolute difference between the two rates is 284. D.) Percent Change= (y2-y1)/y1 = (762-478)/478 = 0.003335026 The percent increase from 2015 to 2016 is 0.33%.

Change 2015 17.52 10.45 13.32 8.13 7.12 4.12 17.86 7.18 6.42 2.64 2.91

60.25% 23.93% -3.18% 22.06% 2.73% -5.01% -2.69% 28.15% 54.80% 33.90% 55.10%...


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