The data presented in the Table below show the Price and Quantity of selected export commodities for years 2012 2015.

Price and Quantity data for a group of selected export commodities

	2012		2013		2014		2015
	Price ($)	Exports (kg)	Price ($)	Exports (kg)	Price ($)	Exports (kg)	Price ($)	Exports (kg)
ITEM	P12	Q12	P13	Q13	P14	Q14	P15	Q15
Group 1
Cement	30	318	32	355	35	466	44	370
Methanol	120	278	118	315	115	238	116	245
Rum	22	215	23	198	24	218	25	250
Cocoa	18	780	13	840	10	945	14	990

1a) Using the Price data for the years 2012 2015, calculate a Simple (Unweighted) Aggregative

Index.

1b) Construct a table showing a comparison of Simple (Unweighted) Average of Price Relatives for the years 2012 2015, calculate using

1. the Arithmetic Mean of Price Relatives
2. the Median of Price Relatives
3. the Geometric Mean of Price Relatives.

1c) Construct Quantity Indices with Price as weights(show the Formulas and all computations) for the period 2012 2015 according to the following methods.

1. Laspeyres Quantity Indices
2. Paasche Quantity Indices
3. Fisher Quantity Indices