Home
Class 12
MATHS
The mean of the values 0,1,2,3,....n, ha...

The mean of the values 0,1,2,3,....n, having corresponding weights C(n,0),C(n,1),C(n,2)......C(n,n) respectively is:

A

2n

B

n+1

C

n

D

`(n)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
B

The arithmetic mean is always between minimum and maximum value.
So, `(n)/(2)` is arithmetic mean.
Promotional Banner

Topper's Solved these Questions

  • SETS, RELATIONS, FUNCTIONS AND NUMBER SYSTEM

    NDA PREVIOUS YEARS|Exercise MCQ|271 Videos
  • TRIGONOMETRY - RATIO & IDENTITY , TRIGONOMETRIC EQUATIONS

    NDA PREVIOUS YEARS|Exercise MCQ|238 Videos

Similar Questions

Explore conceptually related problems

The mean of then Numbers 0,1,2,3.......n with respective weights ""^(n)C_(0),""^(n)C_(1),""^(n)C_(2)........""^(n)C_(n) is

If a variable takes value 0,1,2,3,..., n with frequencies 1,C_(1),C_(2),......C_(n)

If the variate takes the values 0,2,4,8..........2^(n) with frequencies ^(n)C_(0),^(n)c_(1),.....^(n)c_(n) and mean is (91times8)/(2^(n)) then n is

Consider the date on x taking the values 0,2,4,8,………., 2^(n) with frequencies ""^(n)C_(0) , ""^(n)C_(1), ""^(n)C_(2),……..,""^(n)C_(n) respectively . If the mean of this data is (728)/(2^(n)) then n is equal to ________.

NDA PREVIOUS YEARS-STATISTICS-MCQs
  1. It is given that barX=10, barY=90, sigma(X)=3, sigma(Y)=12 and r(XY)=0...

    Text Solution

    |

  2. The following table gives the monthly expenditure of two families: ...

    Text Solution

    |

  3. The mean of the values 0,1,2,3,....n, having corresponding weights C(n...

    Text Solution

    |

  4. Consider the following statements : 1. Variance is unaffected by cha...

    Text Solution

    |

  5. The coefficient of correlation when coefficients of regression are 0.2...

    Text Solution

    |

  6. In a Binominal distribution, the mean is three times its variance. Wha...

    Text Solution

    |

  7. If the correlation coefficient between x and y is 0.6, covariance is 2...

    Text Solution

    |

  8. Let barx be the mean of x(1),x(2),x(3),……..,x(n). If x(i)=a+cy(i) for ...

    Text Solution

    |

  9. Consider the following statements : 1. If the correlation coefficien...

    Text Solution

    |

  10. If 4x-5y+33=0 and 20x-9y=107 are two lines of regression, then what ar...

    Text Solution

    |

  11. Consider the following statements: 1. Mean in independent of change ...

    Text Solution

    |

  12. Consider the following statements: 1. Sum of deviations from mean is...

    Text Solution

    |

  13. What is the median of the numbers 4.6, 0, 9.3, -4.8, 7.6,2.3,12.7,3.5,...

    Text Solution

    |

  14. In a test in Mathematics, 20% of the students obtained ''first class''...

    Text Solution

    |

  15. The mean and standard deviation of a set of values are 5 and 2 respect...

    Text Solution

    |

  16. Calculate the mean and standard deviation of first natural numbers.

    Text Solution

    |

  17. The correlation coefficient computed from a set of 30 observation is 0...

    Text Solution

    |

  18. The mean age of a combined group of men and women is 25 yrs . If mean...

    Text Solution

    |

  19. Consider the following statements: 1. If 10 is added to each entry o...

    Text Solution

    |

  20. The variance of 25 observations is 4. If 2 is added to each observatio...

    Text Solution

    |