Measures of Cen...

In how many ways can 5 persons be seated at a round table so that two particular persons will be together?

The sum of the deviations of a set of values $$x_1, x_2$$, ...... $$x_n$$ measured from $$50$$ is $$-10$$ and the sum of deviations of the values from $$46$$ is $$70$$. The mean is ___________.

Sum of squares of deviation of $$10$$ observations measured from $$5$$ is $$17$$ and sum of squares of observations is $$170$$ then mean of observation is

A distribution, where the value of arithmetic mean is maximum as compared to median and mode, is

Which of the following is true in relation to assumed mean method?

A measure of central tendency means -
I. Representative of a set of data.
II. A single figure which is representative of whole distribution.
III. An average of a distribution.

Measures of central tendency for a given set of observations measures:

Which of these is not affected by extreme values?

Which of the following is a "Positional Average"?
I. Mean
II. Median
III. Mode
Select the correct answer from the options given below.

"An average is a single value within the range of data that is used to represent all values in the series. Since an average is somewhere within the range of the data, it is also called a measure of Central Value". This definition is given by _________________.