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7th Standard English Medium Maths Subject Term 3 Statistics Book Back 2 Mark Questions with Solution Part - I Question Bank Software Jun-17 , 2021

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7th Standard English Medium Maths Subject Term 3 Statistics Book Back 2 Mark Questions with Solution Part - I

7th Standard English Medium Maths Subject Term 3 Statistics Book Back 2 Mark Questions with Solution Part - I

7th Standard

    Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 10

    2 Marks

    5 x 2 = 10

  1. The mean height of 11 students in a group is 150 cm. The heights of the students are 154 cm, 145 cm, Y cm, Y + 4 cm, 160 cm, 151 cm, 149 cm, 149 cm, 150 cm, 144 cm and 140 cm. Find the value of Y and the heights of two students?

  2. Find the mean of the following data.
    5.1, 4.8, 4.3, 4.5, 5.1, 4.7, 4.5, 5.2, 5.4, 5.8, 4.3, 5.6, 5.2, 5.5

  3. The marks scored by the students in social test out of 20 marks are as follows: 12, 10, 8, 18, 14, 16. Find the mean and median?

  4. Find the mean and mode of 6, 11, 13, 12, 4, 2.

  5. Calculate the mean, mode and median for the following data: 22, 15, 10, 10, 24, 21.

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