The mean of the first three terms is $14$ and the mean of the next two terms is $18$. What is the mean of all five terms?

The median of a set of $9$ distinct observations is $20.5$. If the four largest observations of the set are increased by $2$,what will be the median of the new set?

For a distribution $x_1, x_2, \dots, x_{101}$ such that $x_1 < x_2 < x_3 < \dots < x_{100} < x_{101}$,the mean deviation of this distribution about a number $k$ is minimum. Then $k$ is equal to which of the following?

If the mean of the series $x_1, x_2, ......., x_n$ is $\bar{x}$,then what will be the mean of the series $x_i + 2i, (i = 1, 2, ......., n)$?

What is the value of $x$ if the mean of $8, 6, 7, 5, x,$ and $4$ is $7$?

Which of the following,in the case of discrete data,is not equal to the median?