Home
Class 10
MATHS
If the standard deviation of a set of da...

If the standard deviation of a set of data is `1.6`, then the variance is ...........

A

`0.4`

B

`2.56`

C

`1.96`

D

`0.04`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • STATISTICS AND PROBABILITY

    FULL MARKS|Exercise Unit Exercise|12 Videos

  • SOLVED PAPER 08 (UNSOLVED)

    FULL MARKS|Exercise Part-IV|3 Videos

  • TRIGONOMETRY

    FULL MARKS|Exercise ADDITIONAL QUESTIONS SOLVED (III)|17 Videos

Similar Questions

Explore conceptually related problems

If the variance of a data is 12.25 , then the S.D is ...........

Find the standard deviation of first 21 natural numbers.

If the standard deviation of a data is 3.6 and each value of the data is divided by 3, then find the new variance and new standard deviation.

Calculate the standard deviation of the following data.

If the standard deviation of a data is 4.5 and if each value of the data is decreased by 5, then find the new standard deviation.

The standard deviation of data 6,5,9,13,12,8 and 10 is

Can the standard deviation be more than the variance?

Find the standard deviation of the following distributions .

If the standard deviation of x, y, z is p then the standard deviation of 3x+5, 3y+5, 3z+5 is ___.

If mean =0 standard deviation =2 Then E(X^(2)) is

FULL MARKS-STATISTICS AND PROBABILITY-Additional question solved
  1. For any collection of n items, sum(x-barx)=.........

    Text Solution

    |

  2. If t is the standard deviation of x,y,z then the standard deviation of...

    Text Solution

    |

  3. If the standard deviation of a set of data is 1.6, then the variance i...

    Text Solution

    |

  4. If the variance of a data is 12.25, then the S.D is ...........

    Text Solution

    |

  5. Variance of the first 11 natural numbers ........

    Text Solution

    |

  6. The variance of 10,10,10,10,10 is ............

    Text Solution

    |

  7. If the variance of 14, 18, 22, 26,30 is 32, then the variance of 28,36...

    Text Solution

    |

  8. Standard deviation of a collection of data is 2sqrt(2). If each value ...

    Text Solution

    |

  9. Given sum(x-barx)^(2)=48, barx=20 and n=12 . The coefficient of variat...

    Text Solution

    |

  10. Mean and standard deviation of a data are 48 and 12 respectively. The ...

    Text Solution

    |

  11. If phi is an impossible event, then P(phi)=............

    Text Solution

    |

  12. If S is the sample space of a random experiment, then P(S)=..........

    Text Solution

    |

  13. If p is the probability of an event A, then p satisfies ................

    Text Solution

    |

  14. Let A and B be any two events and S be the corresponding sample space....

    Text Solution

    |

  15. The probability that a student will score centum in mathematics is (4)...

    Text Solution

    |

  16. If A and B are two events such that P(A)=0.25, P(B)=0.05 and P(AnnB)=0...

    Text Solution

    |

  17. There are 6 defective items in a sample of 20 items. One item is drawn...

    Text Solution

    |

  18. If A and B are mutually exclusive events and S is the sample space suc...

    Text Solution

    |

  19. The probabilities of three mutually exclusive events A, B and C are gi...

    Text Solution

    |

  20. If P(A)=0.25, P(B)=0.50, P(AnnB)=0.14 then P(neither A nor B) =..........

    Text Solution

    |