## Transcribed Text

Counting Techniques and Introduction to Probability
State
Total Murders1
Total Firearms
Handguns
Alabama
3
3
1
Shotguns
Firearms (Type Unknown)
Knives or Cutting Instruments
Other Weapons
Hands, Fists, Feet, and so on2
1
1
0
0
0
Alaska Arkansas Colorado
Delaware
Georgia Idaho Indiana Kansas Louisiana
Rifles
0 57 39 12 2 4 1641105110 34
1 24 7 8 3
44518306
Arizona
278
171
128
3
36
42
55
10
California
1,861
1,275
855
33
353
263
233
90
1761156512632251917 0
63 52 26 0 0 26 6 3 2
1 56546439416104438603
Connecticut
107
73
29
2
42
16
9
9
District of Columbia
162
121
65
0
55
28
8
5
Hawaii
19
4
1
0
2
6
2
7
1 302417 4 2 272 209 147 9 0 125 91 51 4 1
0 3330 5 48222912 4 3291411
Illinois
497
440
431
1
6
29
25
3
Iowa
72
49
31
2
16
10
5
8
Kentucky
209
141
91
9
40
30
26
12
474 379 207 7 915646436 0
Maine
23
16
15
0
1
3
1
3
Maryland Michigan Mississippi Montana
372 279 571 389 159 126
36 18
266 3 3 7 1
148 10 10 221 6
102 3 5 16 12
13 0 0 5 1
17 1 1 94 0
200 3 0 52 1
331 1 5 46 10
5 0 0 4 12
113 8 9 19 1
386 10 11 90 0
201 7 10 94 1
204 13 7 73 19
26 2 0 6 4
148 6 7 114 3
19 1 1 9 5
4 0 3 3
44 33 16 52 103 27 11 14 8
8 3 7
25 30 9
38 41 19 104 104 20 3 1 4 33 32 19 65 67 22 34 34 14 40 51 14 5 6 9 51 43 14 6 17 4 2 3 1
Massachusetts
126
81
33
0
47
27
11
7
Minnesota
133
79
47
9
17
21
23
10
Missouri
499
418
233
11
162
26
40
15
Nebraska
61
43
41
1
0
9
8
1
Nevada
New Jersey
New York
NorthDakota 17 9
177 113 353 255 611 383
New Hampshire
14
8
4
0
4
6
0
0
New Mexico
94
56
14
2
39
18
19
1
North Carolina
506
353
235
21
87
41
77
35
Ohio
480
316
184
7
113
39
103
22
Oklahoma Pennsylvania South Carolina Tennessee Utah
Virginia
233 149 651 497 394 312 402 297
Oregon
71
34
17
5
11
12
22
3
Rhode Island
27
10
3
1
6
10
6
1
South Dakota
27
12
5
5
1
8
2
5
Texas
1,276
906
610
36
241
146
135
89
54 34 383 275 WestVirginia 57 30 Wyoming 16 10
Vermont
10
8
2
0
2
0
1
1
Washington
209
141
84
5
49
18
36
14
Wisconsin
238
170
122
4
39
37
25
6
Guam
6
3
1
0
2
1
2
0
0
U.S. Virgin Islands 35 26 12 1 0 13 3 6 0
1. In how many ways can six states be selected from the top 11 states with the most murders if the order of the six states matters? Round off your answer to the nearest whole number.
1 Total number of murders for which supplemental homicide data were received. 2 Pushed is included in hands, fists, feet, etc.
3 Limited supplemental homicide data were received.
Answers
Oder is considered Order is not considered
Show your work here:
2. What would be the probability that randomly choosing four states from the top 7 murder states would actually be the top 4 states for murders in the United States in exact correct decreasing order?
(1. CA, 2. TX, 3. PA, 4. NY) Simplify all fraction answers.
Answer
Probability Show your work here:
3. Find the top 22 states with the most number of total murders. Then, calculate the mean, median, and mode. Round off your answer to the nearest whole number.
Rank
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
Top 20 States
Total Murders
Answers
Mean Median Mode
Show your work here:
4. Calculate the variance and standard deviation for the top 22 states with the most number of total murders. Round off your answer to the nearest whole number.
Variance Standard deviation
Show your work here:
Answers
5. In California, given that a specific person was murdered by a firearm, what was the probability that the murder was committed with a rifle? Simplify all fraction answers.
Answer
Probability Show your work here:
6. In Texas, given that a specific person was murdered by a firearm, what is the probability that the murder was committed either with a rifle or a shotgun? Simplify all fraction answers.
Answer
Probability Show your work here:
7. Choose 2 states, and determine how many more times likely a person is to be murdered using a rifle in one state compared to the other state if the person is murdered. Simplify all fraction answers.
Chosen States Probability
Show your work here:
The number of times more likely (rounded to the nearest thousandths)
8. For what reasons do you think California and Texas seemingly had a disproportionate number of murders than Pennsylvania and New York in 2015? Please do your research and include the references that support your answer.
Explain your answer here:
Reference
Federal Bureau of Investigation (FBI). (2015). Table 20: Murder by states, types of weapons, 2015. Retrieved from https://ucr.fbi.gov/crime-in- the-u.s/2015/crime-in-the-u.s.-2015/tables/table-20

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