Data Analysis Assignment 1

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George Mason University **We aren't endorsed by this school
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STAT 250
Subject
Statistics
Date
Aug 25, 2023
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15
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1 Hung Nguyen STAT 250 - B01 Data Analysis Assignment #1 Problem 1: Car Brand and Highest Degree Obtained a) Car Brand FrequencyPercent of Total BMW 81 8.1 Chevrolet 106 10.6 Ford 114 11.4 Honda 115 11.5 Jeep 112 11.2 Mercedes-Benz 75 7.5 Nissan 111 11.1 Porsche 56 5.6 Subaru 103 10.3 Toyota 127 12.7 b) The car brand with the largest percentage is Toyota with 12.7%. The car brand with the smallest percentage is Porsche with 5.6%. c) BachelorGraduateHigh SchoolJunior collegeLess than HS Total BMW 46 (4.6%) 17 (1.7%) 8 (0.8%) 5 (0.5%) 5 (0.5%) 81 (8.1%) Chevrolet 42 (4.2%) 10 (1%) 31 (3.1%) 8 (0.8%) 15 (1.5%) 106 (10.6%) Ford 52 (5.2%) 12 (1.2%) 31 (3.1%) 7 (0.7%) 12 (1.2%) 114 (11.4%) Honda 50 (5%) 18 (1.8%) 24 (2.4%) 10 (1%) 13 (1.3%) 115 (11.5%) Jeep 48 (4.8%) 14 (1.4%) 28 (2.8%) 8 (0.8%) 14 (1.4%) 112 (11.2%) Mercedes-Benz 43 (4.3%) 15 (1.5%) 8 (0.8%) 4 (0.4%) 5 (0.5%) 75 (7.5%) Nissan 58 (5.8%) 12 (1.2%) 23 (2.3%) 6 (0.6%) 12 (1.2%) 111 (11.1%) Porsche 29 (2.9%) 20 (2%) 4 (0.4%) 0 (0%) 3 (0.3%) 56 (5.6%) Subaru 43 (4.3%) 14 (1.4%) 23 (2.3%) 8 (0.8%) 15 (1.5%) 103 (10.3%) Toyota 53 (5.3%) 14 (1.4%) 34 (3.4%) 14 (1.4%) 12 (1.2%) 127 (12.7%)
2 BachelorGraduateHigh SchoolJunior collegeLess than HS Total Total 464 (46.4%) 146 (14.6%) 214 (21.4%) 70 (7%) 106 (10.6%) 1000 (100%) d) The total column from the two-way table matches the frequency column and the percentage of total column from the one-way table. e) There is the total of 111 people work in Nissan in which 58 (5.8%) people have a Bachelor degree, 12 (1.2%) people have Graduate degree, 23 (2.3%) people have High School degree, 6 (0.6%) people are Junior college, and 12 (1.2%) people are below High School. The total of people who work for Nissan represent 11.1% out of 1000 individuals. There is the total of 464 people who have a Bachelor degree which 46 (4.6%) people work for BMW out of 81, 42 (4.2%) people work for Chevrolet out of 106, 52 (5.2%) people work for Ford out of 114, 50 (5%) people work for Honda out of 115, 48 (4.8%) people work for Jeep out of 112, 43 (4.3%) people work for Mercedes-Benz out of 75, 58 (5.8%) people work for Nissan out of 111, 29 (2.9%) people work for Porsche out of 56, 43 (4.3%) people work for Subaru out of 103, and 53 (5.3%) people work for Toyota out of 107. The total of people who have a Bachelor represent 46.4% out of 1000 individuals. f) BachelorGraduateHigh SchoolJunior collegeLess than HS Total BMW 46 (56.79%) (9.91%) (4.6%) 17 (20.99%) (11.64%) (1.7%) 8 (9.88%) (3.74%) (0.8%) 5 (6.17%) (7.14%) (0.5%) 5 (6.17%) (4.72%) (0.5%) 81 (100%) (8.1%) (8.1%) Chevrolet 42 (39.62%) (9.05%) (4.2%) 10 (9.43%) (6.85%) (1%) 31 (29.25%) (14.49%) (3.1%) 8 (7.55%) (11.43%) (0.8%) 15 (14.15%) (14.15%) (1.5%) 106 (100%) (10.6%) (10.6%) Ford 52 (45.61%) (11.21%) (5.2%) 12 (10.53%) (8.22%) (1.2%) 31 (27.19%) (14.49%) (3.1%) 7 (6.14%) (10%) (0.7%) 12 (10.53%) (11.32%) (1.2%) 114 (100%) (11.4%) (11.4%) Honda 50 (43.48%) (10.78%) (5%) 18 (15.65%) (12.33%) (1.8%) 24 (20.87%) (11.21%) (2.4%) 10 (8.7%) (14.29%) (1%) 13 (11.3%) (12.26%) (1.3%) 115 (100%) (11.5%) (11.5%) Jeep 48 (42.86%) (10.34%) (4.8%) 14 (12.5%) (9.59%) (1.4%) 28 (25%) (13.08%) (2.8%) 8 (7.14%) (11.43%) (0.8%) 14 (12.5%) (13.21%) (1.4%) 112 (100%) (11.2%) (11.2%) Mercedes-Benz 43 (57.33%) (9.27%) 15 (20%) (10.27%) 8 (10.67%) (3.74%) 4 (5.33%) (5.71%) 5 (6.67%) (4.72%) 75 (100%) (7.5%)
3 BachelorGraduateHigh SchoolJunior collegeLess than HS Total (4.3%) (1.5%) (0.8%) (0.4%) (0.5%) (7.5%) Nissan 58 (52.25%) (12.5%) (5.8%) 12 (10.81%) (8.22%) (1.2%) 23 (20.72%) (10.75%) (2.3%) 6 (5.41%) (8.57%) (0.6%) 12 (10.81%) (11.32%) (1.2%) 111 (100%) (11.1%) (11.1%) Porsche 29 (51.79%) (6.25%) (2.9%) 20 (35.71%) (13.7%) (2%) 4 (7.14%) (1.87%) (0.4%) 0 (0%) (0%) (0%) 3 (5.36%) (2.83%) (0.3%) 56 (100%) (5.6%) (5.6%) Subaru 43 (41.75%) (9.27%) (4.3%) 14 (13.59%) (9.59%) (1.4%) 23 (22.33%) (10.75%) (2.3%) 8 (7.77%) (11.43%) (0.8%) 15 (14.56%) (14.15%) (1.5%) 103 (100%) (10.3%) (10.3%) Toyota 53 (41.73%) (11.42%) (5.3%) 14 (11.02%) (9.59%) (1.4%) 34 (26.77%) (15.89%) (3.4%) 14 (11.02%) (20%) (1.4%) 12 (9.45%) (11.32%) (1.2%) 127 (100%) (12.7%) (12.7%) Total 464 (46.4%) (100%) (46.4%) 146 (14.6%) (100%) (14.6%) 214 (21.4%) (100%) (21.4%) 70 (7%) (100%) (7%) 106 (10.6%) (100%) (10.6%) 1000 (100%) (100%) (100%) g) There is a total of 111 (100%) who work in Nissan which 58 (52.25%) people have a Bachelor degree, 12 (10.81%) people have a Graduate degree, 23 (20.72%) people have High School degree, 6 (5.41%) people are Junior college, and 12 (10.81%) people are below High School. There is the total of 464 people who have a Bachelor degree which 46 (56.79%) people work for BMW out of 81 total, 42 (39.62%) people work for Chevrolet out of 106 total, 52 (45.61%) people work for Ford out of 114 total, 50 (43.48%) people work for Honda out of 115 total, 48 (42.86%) people work for Jeep out of 112 total, 43 (57.33%) people work for Mercedes-Benz out of 75 total, 58 (52.25%) people work for Nissan out of 111 total, 29 (51.79%) people work for Porsche out of 56 total, 43 (41.75%) people work for Subaru out of 103 total, and 53 (41.73%) people work for Toyota out of 127 total. The total of people who have a Bachelor represent 46.4% out of 1000 individuals. h) There is a total of 111 people who work in Nissan which 58 (12.5%) people have Bachelor degree out of 464, 12 (8.22%) people have Graduate degree out of 146 total, 23 (10.75%) people have High School degree out of 214 total, 6 (8.57%) people are Junior college out of 70total, and 12 (11.32%) people are below High School out of 106 total. The total of people who work for Nissan represent 11.1% out of 1000 individuals. There is the total of 464 (100%) people who have a Bachelor degree which 46 (9.91%) people work for BMW out of 81, 42 (9.05%) people work for Chevrolet out of 106, 52 (11.21%) people
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