How many Indian states share land boundaries with

Two random variables x and y have the following regression equations -

3x + 2y – 26 = 0

6x + y – 31 = 0

Which of the following statement is not true?

Which of the following statement is not true?

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

The Drobish-Bowley price index formula is the -

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

Infant mortality rate is the ratio of -

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

A systematic sample does not yield good result, if -

Which of the following is not true for geometric mean?