Statistics

Bihar Board Class 10 · Mathematics · 35 past questions

1. Q1 2026

   Cumulative frequency table is required for the calculation of which of the following measures of central…

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2. Q2 2026

   Median of the first 10 prime numbers is

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3. Q3 2026

   In symmetrical frequency distribution table it holds

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4. Q4 2026

   If the mean and mode of a frequency distribution are 28 and 16 respectively then median is

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5. Q5 2026

   The average of 24 numbers is zero. Out of them maximum how many numbers may be greater than zero ?

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6. Q6 2025

   The length of the class intervals of the classes, 2 - 5, 5 - 8, 8 - 11, ... is

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7. Q7 2025

   If the mean of four consecutive odd numbers is 6 then the largest number is

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8. Q8 2025

   The mean of first 6 even natural numbers is

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9. Q9 2025

   The mode of 8, 7, 9, 3, 9, 5, 4, 5, 7, 5 is

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10. Q10 2024

    The mean of first ten consecutive odd numbers is

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11. Q11 2024

    The median of 15, 6, 16, 8, 22, 21, 9, 18, 25 is

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12. Q12 2024

    The mode of 0, 6, 5, 1, 6, 4, 3, 0, 2, 6, 5, 6 is

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13. Q13 2024

    The median and mode of a frequency distribution are 48.64 and 46.52 respectively. Then its mean is

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14. Q14 2024

    If the mean of five observations $x$, $x+2$, $x+4$, $x+6$ and $x+8$ is 11 then the value of $x$ is

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15. Q15 2023

    If the median of 24, 27, 28, 31, 34, x, 37, 40, 42, 45, 50 is 35, then the value of x is

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16. Q16 2023

    The cumulative frequency table is useful in the determination of the following?

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17. Q17 2023

    Which relationship is true for Mean, Median and Mode ?

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18. Q18 2023

    In the following distribution what is the modal class?…

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19. Q19 2023

    If the mean of x + 2, 2x + 3, 4x + 5 and 5x + 2 is 18 then the value of x is

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20. Q20 2022

    Which of the following is not a measure of central tendency ?

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21. Q21 2022

    The mode of observations 14, 15, 13, 16, 14, 15, 17, 13, 15 is

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22. Q22 2022

    The mean of first five natural numbers is

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23. Q23 2022

    The median of the observations 8, 12, 7, 14, 6, 13, 15 is

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24. Q24 2022

    The difference of three times of median and two times of mean is equal to

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25. Q25 2020

    If the mean of 3, 4, 5, 17 and $x$ is 6, then the value of $x$ is

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26. Q26 2020

    Mode of 3, 4, 7, 2, 7, 6, 7, 9 is

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27. Q27 2019

    The arithmetic mean of x, x + 3, x + 6, x + 9 and x + 12 is -

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28. Q28 2019

    If the mean of 6, 8, 9, x and 13 is 10, then the value of x is -

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29. Q29 2019

    Range of 24, 15, 22, 13, 9, 10 and 30 will be-

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30. Q30 2018

    Mean of first 10 even natural numbers is -

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31. Q31 2018

    The class - interval for drawing ogive should be -

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32. Q32 2018

    Mean (x), Median (y) and Mode (z) are related as -

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33. Q33 2017

    Putting the value of variables in ascending or descending order, the value of middle variable will be called-

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34. Q34 2016

    The mode of 3, 4, 7, 2, 7, 6, 7, 9 will be

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35. Q35 2015

    If the mean and median of an asymmetrical distribution are 26.8 and 27.9 respectively, then mode will be

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