Example 16.4 The data given in Table 16.4 are used to calculate the correlation coefficient. Tahle 165 shows the worksheet for this purpose. This is followed by the calculation of correlation coefficient Table 16.5 Computation of Correlation Coefficient 5-15 15-25 25-35 35-45 Total Y MV 10 20 30 40 MV dx → -1 1 2 fdy fdy? fáxdy dy I 75-125 100 3(3) 8(0) 2(-2) 3(-6) -1 4(0) 6(0) 2(0) 3(0) 4(-4) 8(-16) 19 -19 19 -17 125-175 150 5(0) 7(0) 4(8) 2(8) 26 175-225 200 1 3(3) 2(4) 11 11 11 225-275 250 10 20 40 6. Total 16 15 14 21 66 12 70 -2 fdx fdx? fdxdy -16 14 42 40 16 14 84 114 -5 Check 3 0. -2 o o o
Example 16.4 The data given in Table 16.4 are used to calculate the correlation coefficient. Tahle 165 shows the worksheet for this purpose. This is followed by the calculation of correlation coefficient Table 16.5 Computation of Correlation Coefficient 5-15 15-25 25-35 35-45 Total Y MV 10 20 30 40 MV dx → -1 1 2 fdy fdy? fáxdy dy I 75-125 100 3(3) 8(0) 2(-2) 3(-6) -1 4(0) 6(0) 2(0) 3(0) 4(-4) 8(-16) 19 -19 19 -17 125-175 150 5(0) 7(0) 4(8) 2(8) 26 175-225 200 1 3(3) 2(4) 11 11 11 225-275 250 10 20 40 6. Total 16 15 14 21 66 12 70 -2 fdx fdx? fdxdy -16 14 42 40 16 14 84 114 -5 Check 3 0. -2 o o o
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
100%

Transcribed Image Text:Table 16.4
Sales Revenue and Advertising Expenditure
Sales Revenue (Rs Lakh)
Advertising Expenditure (Rs lakh)
Total
5-15
15-25
25-35
35-45
75-125
3
4
8.
19
125-175
8.
6.
7
26
175-225
4
11
225-275
3
2
10
Total
16
15
14
21
66
4 53

Transcribed Image Text:Example 16.4) The data given in Table 16.4 are used to calculate the correlation coefficient. Tahle 16 .
shows the worksheet for this purpose. This is followed by the calculation of correlation coefficient
Table 16.5 Computation of Correlation Coefficient
5–15
15-25
25-35
35-45
Total
MV
10
20
30
40
MV
dx →
-1
1
2
fdy
fdy²
fáxdy
dy I
75–125
100
-1
3(3)
8(0)
2(-2)
3(-6)
4(0)
6(0)
2(0)
3(0)
4(-4)
8(-16)
7(0)
4(8)
2(8)
19
-19
19
-17
125-175
150
5(0)
26
175-225
200
1
3(3)
2(4)
11
11
11
9.
225-275
250
2
10
20
40
6.
Total
f
16
15
14
21
66
12
70
-2
fdx
-16
14
42
40
fdx?
16
14
84
114
fdxdy
-5
Check
3
-2
Expert Solution

This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images

Recommended textbooks for you

MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc

Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning

MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc

Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning

Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON

The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman

Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman