Changes

Using the analysis, one cluster of smart-phones likely to move to OLED technology was identified for each of the two categories. For the next stage of the research - that of forecasting the sale sales of AMOLED display phones - would need the historical sales data of one particular model. For this purpose, '''Apple iPhone''' from the 2nd cluster of candy-bar phones was selected because of constraint of availabilty of sales data for other models like Blackberry, Nokia N96, HTC Dreamers etc.