llustration 15.8. Calculate the coefficient of correlation of the marks in statistics (y) and in Maths (x) for eight students given in column (2) and (5) below. CALCULATION OF KARL PEARSON'S COEFFICIENT OF CORRELATION BETWEEN MARKS IN STATISTICS AND IN MATHEMATICS. Product of Marks Deviations Deviations Deviations. i.e..Cols Marks in Deviation Deviation in from squared from squared Мean (68) Statistics Math. Mean(69) ーデ (3) X(6) y (x-3) (x-)0-5) (5) (6) (7) (8) (1) (2) (3) (4) 67 -2 4 1 65 -3 68 -1 1 2 66 -2 4 16 4 3 67 -1 1 65 -1 1 1 4 67 -1 1 68 62
llustration 15.8. Calculate the coefficient of correlation of the marks in statistics (y) and in Maths (x) for eight students given in column (2) and (5) below. CALCULATION OF KARL PEARSON'S COEFFICIENT OF CORRELATION BETWEEN MARKS IN STATISTICS AND IN MATHEMATICS. Product of Marks Deviations Deviations Deviations. i.e..Cols Marks in Deviation Deviation in from squared from squared Мean (68) Statistics Math. Mean(69) ーデ (3) X(6) y (x-3) (x-)0-5) (5) (6) (7) (8) (1) (2) (3) (4) 67 -2 4 1 65 -3 68 -1 1 2 66 -2 4 16 4 3 67 -1 1 65 -1 1 1 4 67 -1 1 68 62
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:5
68
72
+3
9.
6.
69
+1
1
72
+3
9.
3
7
70
+2
4
69
72
+4
16
71
+2
4
8
544
36
552
44
24
00
00
Transcribed Image Text:TIlustration 15.8. Calculate the coefficient of correlation of the marks in
statistics (y) and in Maths (x) for eight students given in column (2) and
(5) below.
CALCULATION OF KARL PEARSON’s COEFFICIENT OF CORRELATION BETWEEN MARKS
IN STATISTICS AND IN MATHEMATICS.
Product of
Marks Deviations Deviations Deviations.
squared
(x-7)'
Marks in Deviation Deviation
from
i.e.Cols
from squared
Mean(68)
in
Statistics
Math. Mean(69)
(3) X(6)
(x-x)
(x-x)v-j)
(4)
(5)
(6)
(7)
(8)
(1) (2)
(3)
-2
4
6.
1
65
-3
67
68
-1
1
2
66
-2
4
-4
16
4
3
67
-1
1
65
-1
1
1
4
67
-1
1
68
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