Welcome to cbsenotes.com! To post messages or access any member only section, you will need an account. Create your free account now.
Already a member ? Click here to login
CBSE Notes 2011-2012 » X-Maths-Term1

Statistics

The median of set of 9 distinct observations is 20.5. If each of the largest 4 observations of the s...

Multiple choice question

The median of set of 9 distinct observations is 20.5. If each of the largest 4 observations of the set is increased by 2, then the median of the new set

The A.M. of a set of 50 numbers is 38. If two numbers of the set namely 55 and 45 are discarded, the...

Multiple choice question

The A.M. of a set of 50 numbers is 38. If two numbers of the set namely 55 and 45 are discarded, the A.M. of the remaining set of numbers is

While computing mean of grouped data, we assume that the frequencies are

Multiple choice question

While computing mean of grouped data, we assume that the frequencies are

The abscissa of the point of intersection of the less than type and of the more than type cumulative...

Multiple choice question

The abscissa of the point of intersection of the less than type and of the more than type cumulative frequency curves of a grouped data gives its

Mean of n numbers x1, x2,...xn is m.if xn is replay by x, then new mean is

Multiple choice question

Mean of n numbers x1, x2,...xn is m.if xn is replay by x, then new mean is

If mean of 1,2,3,... n is 6n/11 then n is

Multiple choice question

If mean of 1,2,3,... n is 6n/11 then n is

Syndicate content