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CBSE Notes 2011-2012 » X-Maths-Term1

Statistics

The mean and median of 100 items are 50 and 52 respectively. The value of the largest item is 100. I...

Multiple choice question

The mean and median of 100 items are 50 and 52 respectively. The value of the largest item is 100. It was later found that it is 110 not 100. The true mean and median are

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

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