Algae which is used in monitoring the water quality of

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

Which of the following statement is not true?

The Drobish-Bowley price index formula is the -

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

The variance of first n natural numbers is -

Which of the following methods to measure seasonal variations comparatively utilizes the given data less?

As per the Agricultural Census 2015-16, total number of operational land holdings in Rajasthan was - 

Which of the following is a second-order condition of short-run equilibrium of firm under perfect competition?

Which of the following is not true for geometric mean?