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    Question

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    A 35.25 Correct Answer Incorrect Answer
    B 40.25 Correct Answer Incorrect Answer
    C 30.33 Correct Answer Incorrect Answer
    D 28.33 Correct Answer Incorrect Answer

    Solution

    Model class = 25 - 30┬а Lower limit of the model class (L) = 25 Frequency of model class (f1) = 11 Frequency of preceeding model class (f0)┬а= 9┬а Frequency of next model class(f2) = 10┬а h = 5┬а Mode = L + {(f1┬а -┬а f0 ) / ( 2 f1 ┬а-┬а f0 ┬а-┬а f2)┬а} h┬а Mode = 25 + {(11 - 9)/22-9-10 } 5 Moode = 25┬а + 3.33┬а Mode = 28.33 ans.┬а

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