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Pearson's Correlation Coefficient for bivariate grouped data calculator
Pearson's Correlation Coefficient for bivariate grouped data
Type your data, for seperator you can use space or tab
for sample click random button
1st row contains Class-X, 2nd row contains Class-Y and others contains data
OR
Class-X & Class-Y
Class-X & Y
Rows :
Columns :
Click On Generate
Table method option -
Auto Select method
Method-1 : `r = (n * sum xy - sum x * sum y)/(sqrt(n * sum x^2 - (sum x)^2) * sqrt(n * sum y^2 - (sum y)^2))`
Method-2 : `r = (sum (x-bar x)(y-bar y))/(sqrt(sum (x-bar x)^2) * sqrt(sum (y-bar y)^2))`
Class-Y
Class-X
90 - 100
100 - 110
110 - 120
120 - 130
50 - 55
4
7
5
2
55 - 60
6
10
7
4
60 - 65
6
12
10
7
65 - 70
3
8
6
3
Class-Y
Class-X
10 - 20
20 - 30
30 - 40
40 - 50
50 - 60
15 - 25
6
3
0
0
0
25 - 35
3
16
10
0
0
35 - 45
0
10
15
7
0
45 - 55
0
0
7
10
4
55 - 65
0
0
0
4
5
Y
Class-X
18
19
20
21
350 - 400
1
4
6
10
300 - 350
2
6
8
5
250 - 300
3
5
4
2
200 - 250
4
4
2
1
Class-Y
Class-X
40 - 49
50 - 59
60 - 69
70 - 79
80 - 89
90 - 99
40 - 49
3
5
4
0
0
0
50 - 59
2
6
6
2
0
0
60 - 69
1
4
10
5
2
0
70 - 79
0
0
5
10
8
1
80 - 89
0
0
1
4
6
5
90 - 99
0
0
0
2
4
4
Solution
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