Residual method is used to measure

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

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

A systematic sample does not yield good result, if -

At the centre multipurpose socio-economic surveys are mainly conducted by -

The main aim of agricultural census is -

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

For the given 6 values 15, 24, 18, 33, 42, 54, the three yearly moving averages are -

byx and bxy are two regression coefficients. If byx > 0, then bxy will be -

The variance of first n natural numbers is -

Which of the following is not true for geometric mean?