Measures of Dis...

What are the objectives of measure of dispersion?

Which of the following are measures of central tendency.

The runs scored by Virat in 7 different matches are given as:

                 $$89,91,54,66,13,97,06$$

Calculate the mean deviation about the median for this data.

The formula of standard error of sample mean is ________.

Find the mean deviation about the mean as well as the coefficient of Mean Deviation about mean of the following set data:$$ 4, 7, 14, 11, 9$$.

Which of the following is correct about measure of dispersion?

The mean deviation about median for the following data  is 4.4.calculate value of $$x$$
$$2,3,x,10,17$$.

If mean deviation about Mean of a particular data consisting $$10$$ observations is$$7$$, then what will be value of mean deviation when each is multiplied by $$5$$?

The study of standard error will help_____________.

The standard error estimate is used to measure____________.