Given that p$_0$ and p$_1$ represent base and current prices of a commodity, q$_0$ and q$_1$ refer to the base and current quantities, then the formula used to calculate price relatives is :

The 3-year moving averages for the loan (in lakh ₹) issued by a finance company for startups in different cities of India based on the values given below will be:

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:

The rise in prices before Christmas is an example of

For the given five values, 17, 25, 21, 35, 43, the three-year moving averages are:

Given the data for the sales of a product in a state is as follows:

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

Irregular variations in a time series are caused by:

A. Floods

B. Natural calamities

C. Labour strike

D. Climate changes

Choose the correct answer from the options given below: