The following table provides the price and quantity data for three brands of a particular good during 2010 and 2011. 
a.Use 2010 as the base year and compute the weighted aggregate price index for 2011 using the Laspeyres method.
b.Interpret the result.
Definitions:
General Task
A broad or comprehensive duty or activity that may encompass various specific jobs or responsibilities.
Baseline Measure
An initial set of data or observations that serve as a starting point for comparison with later data.
Goal Attainment
The process of achieving predetermined objectives or targets.
Obstacles
Challenges or barriers that hinder progress or the achievement of objectives, requiring effort and strategies to overcome.
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