1 CoMpute and interpret the correlatiion coefficient for the following data: xx X 9 11 10 10 14 9 15 8 20 5 25 4 21 7 30 1 21 3 22 2 18 6
1 CoMpute and interpret the correlatiion coefficient for the following data: xx X 9 11 10 10 14 9 15 8 20 5 25 4 21 7 30 1 21 3 22 2 18 6
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:4 The number of house permits issued in the number of houses started for 1999 are:
Month
PerMits Issued
Starts
1
60
65
Judge A
Judge B
2
60
68
1
13
12
3
2
14
14
50
59
5 Two judges at a beauty contest ranked 15 contestants as follows:
a. Calculate the rank correlation coefficient.
4
55
63
3
1
2
contestants
a. Determine whether there is a relationship between the number of perMits issued and the number of house started.
4
3
3
5
b. Test the hypothesis that the rank correlation coefficient is Zero. Use x=.05
42
45
6
5
4
6
38
42
7
6
12
11
40
49
8
7
2
1
36
45
8
11
10
9
35
39
9
15
5
10
42
50
10
6
4
11
50
58
11
10
15
12
55
63
12
5
13
13
7
8
14
8
7
|||
9
Transcribed Image Text:1 Compute and interpret the correlatiion coefficient for the following data:
X
Y
9
11
90
150
10
10
100
78
99
85
86
80
85
79
82
80
2 Establish the correlation between weight and systolic blood pressure at 0.05 level of significance
Wt in kg
Blood
Pressure
80
160
14
9
5
6.5
7
8
10
10.5
11
15
15
12
60
120
80
87
82
15
8
80
82
83
81
70
130
CHOCHGEN
15
15
9
9
10
15
16
25
20
5
22
24
60
120
3 Salary and job satisfaction scores are being related. Using the following data, solve the relationship of salary to job satisfaction scores. Interpret the results.
Salary/ Mo
(thousand)
Job Satisfaction
Scores
Salary/ Mo
(thousand)
Job Satisfaction
Scores
78
Salary/ Mo
(thousand)
30
20
79
21
65
18
15
11
10
7
7
8
Job Satisfaction
Scores
25
4
80
83
79
80
83
85
88
95
98
93
70
110
21
7
o
70
140
30
1
70
140
21
3
58
120
22
2
100
170
18
6
60
150
60
140
80
140
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