Consider the following table providing the prices for three different brands of chocolate-chip cookies during 2009-2010 in a particular country.(Prices are in the country's local currency. ) 
a.Compute the unweighted aggregate price index for 2010,using 2009 as the base year.
B)Interpret the result.
Definitions:
Data Illustration
The visual representation of data to help convey complex information clearly and efficiently, such as through charts or graphs.
Graphics Pattern
A visually recurring motif or design that is used in the field of graphic design.
Common Language
A language used by various groups as a means of communication, bridging linguistic differences.
Data Management
The practice of collecting, keeping, and using data securely, efficiently, and cost-effectively.
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