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If the heights of 3 persons are 144 cm, ...

If the heights of 3 persons are 144 cm, 153 cm and 155 cm respectively, then mean height is

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PATHFINDER-STATISTICS AND MATHEMATICAL REASONING-QUESTION BANK
  1. If the heights of 3 persons are 144 cm, 153 cm and 155 cm respectively...

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  2. Arithmetic mean of the following frequency distribution x : 4 7 ...

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  3. The weighted mean of the first n natural number if their weight are th...

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  4. The mean income of a group of persons is Rs. 400. Another group of per...

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  5. The mean of a set of number is increased by lambda, then mean of the n...

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  6. The geometric mean of number 7, 7^2, 7^3,…..,7^n is

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  7. Harmonic mean of 2, 4, 5 is…...

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  8. The number of runs scored by 11 players of a cricket team of school ar...

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  9. find the median of the following frequency distribution

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  10. Mode of the data 3,2,5,2,3,5,6,6,5,3,5,2,5 is

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  11. If the value of mode and mean is 60 and 66 respectively, then the valu...

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  12. The mean from the following data 340, 150, 210, 240, 300, 320 is

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  13. Marks of 5 students of a tutorial group are8, 12, 13, 15, 22 then vari...

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  14. In a binomial distribution mean is 4 and variance is 3, then find out ...

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  15. Prove that the statement -~(pharr q) harr {(p^^~q) vv (~p^^q)} is a ta...

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  16. Prove that [(p^^~q)vv(q^^~p)]^^(pvvq)=(pvvq)^^(~qvv~p)^^(pvvq)

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  17. Show that the argument "Unless we control population all advances resu...

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  18. If x, y, z be any three elements of a Boolean lattice, show that (x+...

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  19. Choose the correct answer: The hybridisation of the carbon atom (under...

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  20. Find the mean of 2,5,7 and 9

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