This index measure the change from month to month in the cost of a representative ‘basket’ of goods and services of the type bought by a typical household?

Successive trials in binomial distribution are:________?

Which of the following is not based on all the observations?

If x = 3 then value of regression co-efficient of X or Y is ________?

A measure of dispersion is always ________?

Sum of deviations will be zero if it is taken from________?