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10th Standard English Medium Maths Subject Statistics and Probability Creative 5 Mark Questions with Solution updated Creative Questions May-13 , 2022

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10th Standard English Medium Maths Subject Statistics and Probability Creative 5 Mark Questions with Solution updated Creative Questions

10th Standard English Medium Maths Subject Statistics and Probability Creative 5 Mark Questions with Solution

10th Standard

    Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 25

    5 Marks

    5 x 5 = 25

  1. Σx = 99, n = 9, Σ(x - 10)2 = 79, then find,
    (i) Σx2
    (ii) Σ(x - \(\bar { x } \))2

  2. Find the co-efficient of variation for the following data: 16, 13, 17,21, 18.

  3. S.D. of a data is 2102, mean is 36.6, then find its C.V.

  4. Team A 50 20 10 30 30
    Team B 40 60 20 20 10

    Which team is more consistent?

  5. Final the probability of choosing a spade or a heart card from a deck of cards.

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