Which of the following is not a measure of central tendency? (a) Mean     (b) Median     (c) Mode     (d) Standard deviation

Which one of the following is not a measure of central value: (a) Mean (b) Range (c) Median (d) Mode

The most stable measure of central tendency is

The one which is the measure of the central tendency is

Which of the following cannot be determined graphically? (a) Mean (b) Median (c) Mode (d) None of these

Which measure of central tendency can be determined graphically

Empiricla relationship between the three measures of central tendency is

Give one example of a situation in which (i) the mean is an appropriate measure of central tendency. (ii) the mean is not an appropriate measure of central tendency but the median is an appropriate measure of central tendency.

Which of the following statements must be true ? I. The range of a data set must be smaller than its standard deviation. II. The standard deviation of a data set must be smaller than its mean. III. The median of a data set must be smaller than its mode.

Calculate the standard deviation for the following data giving the age distribution of persons. Calculate the mean of these differences and their standard deviation.

Mean is also known as (a) median (b) average (c) range (d) frequency