# Calculating Deceptive Statistics, business and finance homework help

Anonymous

### Question Description

Refer to the Excel file Salary (attached to the assignment) to address all the questions below:

1. What is the probability for:

a.) Randomly selecting a person being a male in Grade E?

b.) Given that we picked a random person and he was a male, what is the probability of being in grade E?

c.) Why the results different?

2. Consider each group (Male and Female separately) and assume the salaries follow a Normal Probability distribution:

a.) What is the top 75th percentile of salary for Males?

b.) What is the top 75th percentile of salary for Females?

c.) What is the probability that a male picked at random makes more than 50K?

d.) What is the probability that a female picked at random makes between 30K and 40K?

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FinAccGuru
School: University of Maryland

ID

Salary

Compa

Midpoint

Age

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40

62.9
27.2
34.9
64.6
49.2
77.7
41.2
22
73.4
23.9
21.8
60.8
41.8
23.3
24.6
47.4
66.6
34.8
24.5
35.9
77.1
58.9
23.8
55.1
24.6
24.1
45.3
75.2
78.7
48.3
24.2
27.6
61.2
27
23.8
24.4
23.5
61.3
34.4
24.7

1.104

57
31
31
57
48
67
40
23
67
23
23
57
40
23
23
40
57
31
23
31
67
48
23
48
23
23
40
67
67
48
23
31
57
31
23
23
23
57
31
23

34
52
30
42
36
36
32
32
49
30
41
52
30
32
32
44
27
31
32
44
43
48
36
30
41
22
35
44
52
45
29
25
35
26
23
27
22
45
27
24

0.879
1.127
1.134
1.026
1.160
1.029
0.956
1.095
1.039
0.947
1.066
1.044
1.012
1.070
1.186
1.169
1.124
1.065
1.159
1.150
1.228
1.036
1.147
1.069
1.047
1.133
1.122
1.175
1.006
1.050
0.889
1.074
0.872
1.036
1.060
1.023
1.075
1.109
1.076

Performance Service
Rating
85
8
80
7
75
5
100
16
90
16
70
12
100
8
90
9
100
10
80
7
100
19
95
22
100
2
90
12
80
8
90
4
55
3
80
11
85
1
70
16
95
13
65
6
65
6
75
9
70
4
95
2
80
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95
9
95
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18
60
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95
4
90
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80
2
90
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75
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95
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95
11
90
6
90
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Anonymous
Thanks for the help.

Anonymous
Outstanding. Studypool always delivers quality work.

Anonymous
Tutor was very helpful and took the time to explain concepts to me. Very responsive, managed to get replies within the hour.

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