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Find X and y where ci …

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Find X and y where ci =0_10, 10_20 ,20_30 , 30_40 , 40_50, 50_60, 60_70, 70_80.and fi=7 , 10, X, 13, y, 10, 14, 9. If mean 42 and sigma fi=100

    • Posted by Hitesh Joshi 7 years, 9 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Priyansh Agrawal 7 years, 9 months ago

    X=12 Y=25

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