If the claass mark of frequency distribution are 29.5 ' 36.5 ''43.5 50.5' find the class inerval corresponding to the class mark 36.5
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Your answer is given below :-
26 - 33
33 - 40
40 - 47
47 - 54
26 - 33
33 - 40
40 - 47
47 - 54
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