The wholesale price index (or price relative) of rice in 2018 compared to 2014 is 150. If the cost of rice was Rs. 16 per kg in 2014, then per kg cost of rice in 2018 is :

Consider the following data :

The equation of the straight line trend by the method of least squares is :

For the given five values, 13, 17, 21, 25, 35, the three years moving averages are:

Given $\sum p_0 q_0 = 800$, $\sum p_0 q_1 = 1500$, $\sum p_1 q_1 = 1300$ and $\sum p_1 q_0 = 900$, where subscripts 0 and 1 are used for base year and current year respectively. The Paasche's index number is:

Irregular variation in a time series are not caused by :

The rise in prices before Christmas is an example of

Which of the following statements are correct ?

(A) Index number are free from units

(B) Index number represents specialised averages in percentage

(C) $P_{01} = \frac{\Sigma P_0}{\Sigma P_1} \times 100$

(D) Index numbers are helpful in formulating and adopting appropriate economic policies

Choose the correct answer from the options given below :