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CBSE Notes 2011-2012 » X-Maths-Term1

# Statistics

## The mean of 5 numbers is 18. One number is excluded their mean becomes 16. Then the excluded number ...

Multiple choice question

The mean of 5 numbers is 18. One number is excluded their mean becomes 16. Then the excluded number is

## The central value of the set of observation is called

Multiple choice question

The central value of the set of observation is called

## The relationship between mean, median and mode for a moderately skewed distribution is

Multiple choice question

The relationship between mean, median and mode for a moderately skewed distribution is

## The mean of 25 observations is 9. If each observation is increased by 4, then the new mean is

Multiple choice question

The mean of 25 observations is 9. If each observation is increased by 4, then the new mean is

## In an arranged series of an even number of 2n terms the median is

Multiple choice question

In an arranged series of an even number of 2n terms the median is

## A set of numbers consists of four 5's, six 7's, ten 9's, eleven 12's, three 13's, two 14's. The mode...

Multiple choice question

A set of numbers consists of four 5's, six 7's, ten 9's, eleven 12's, three 13's, two 14's. The mode of this set of numbers is