Find Karl Pearson's coefficient of correlation from the following series of marks secured by 10 students in a class test in Mathematics and Statistics: Marks in Mathematics : 45 70 65 30 90 40 50 75 85 60 Marks in Statistics : 35 90 70 40 95 40 60 80 80 50 Also calculate the probable error.

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Find Karl Pearson's coefficient of correlation from the following series of
marks secured by 10 students in a class test in Mathematics and Statistics :
Marks in Mathematics :
45
70
65
30
90
40
50
75
85
60
Marks in Statistics
:
35
90
70
40
95
40
60
80
80
50
Also calculate the probable error.
Transcribed Image Text:Find Karl Pearson's coefficient of correlation from the following series of marks secured by 10 students in a class test in Mathematics and Statistics : Marks in Mathematics : 45 70 65 30 90 40 50 75 85 60 Marks in Statistics : 35 90 70 40 95 40 60 80 80 50 Also calculate the probable error.
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