Measures of Cen...

Which of the following is not central tendency?

If the mean of 1,7,5,3,4,4 is m and 3,2,4,2,3,3, p is m-1 and median is q, then the value of p and q will  be-

The weighted arithmetic mean of the first n natural numbers whose weights are equal to the corresponding numbers is given by

Find the median of the following data
$$25, 21, 18, 27, 29, 16, 22, 15$$

Which of the following is correct for the given data $$-1, 0, 1, 2, 3, 5, 5, 6, 8, 10, 11, ?$$ 

The median of 3, 5, 6, x, 9,15 is 7. The value of x is

In an examination a candidate scores the following percentage of marks English-44; Hindi-58; Maths-74; Physics-61; Chemistry-62 If weights 2,4,4,5,3 respectively are allotted to these subjects then the candidate's weighted mean percentage is 

Mean of 10 values is 32.6. If another values is included the mean becomes 31. The included value is 

$$\displaystyle{x}=a+\frac{\Sigma{fd}}{N}$$ is the formula of

A candidate obtained the following percentage of marks in an examination English 60, Maths 90, Physics 75, Chemistry 66. If weight 2,4,3,3 are allotted to these subjects respectively, then the weight mean is given by