[Solution Library] The data file Price Index shows 15 monthly values on the price index of a commodity. Calculate the series of simple centered 3-point moving
Question: The data file Price Index shows 15 monthly values on the price index of a commodity.
- Calculate the series of simple centered 3-point moving averages. [15 marks]
- Draw a simple plot of the smoothed series and comment on the characteristics. [15 marks]
Deliverable: Word Document 
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Sample Variance of Grouped Data Calculator - MathCracker.com