Business Statistics Paper 3

1

In a mesokurtic or normal distribution, 4 = 243. The standard deviation is:






2

The measurements of spread or scatter of the individual values around the central point is called:






3

If all the scores on examination cluster around the mean, the dispersion is said to be:






4

The range of the scores 29, 3, 143, 27, 99 is:






5

The sum of absolute deviations is minimum if these deviations are taken from the:






6

Which of the following measures of dispersion is expressed in the same units as the units of observation?






7

The standard deviation is independent of:






8

Which of the following statements is correct?






9

In a set of observations the variance is 50. All the observations are increased by 100%. The variance of the increased observations will become:






10

All odd order moments about mean in a symmetrical distribution are:






Result

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