What is the area of an equilateral triangle whose each

The Drobish-Bowley price index formula is the -

The variance of first n natural numbers is -

If Q₁, Q₂  and Q₃  are three quartiles of a frequency distribution, which of the following holds if the distribution is negatively skewed?

For discrete distribution, the co-efficient of kurtosis β₂ is -

The most appropriate diagram to represent data relative to monthly expenditure on different items of a family is -

Infant mortality rate is the ratio of -

A population is said to be stationary, if -

The main aim of agricultural census is -

A systematic sample does not yield good result, if -