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The marks in Physics and Biology of 12 students in a public examination are as follows : {:("Physics",69,36,39,71,67,76,40,20,85,65,55,34),("Biology",33,52,71,25,79,22,83,81,24,35,46,64):} Calculate the coefficient of rank correlation. What conclusioncan be madefrom the result ?

Answer»


Answer :`-0.78` , HIGH degree NEGATIVE correlation i.e., a very good student in PHYSICS a poor student in BIOLOGY.


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