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The 3 years moving averages for the following observations are :
|
3, 5 4, 7 4, 5 5, 7 |
4, 5 |
The correct answer is Option (3) → 4, 5 Computing 3 year moving averages, for year 2020, Moving average = $\frac{4+3+5}{3}=\frac{12}{3}=4$ for year 2021, Moving average = $\frac{3+5+7}{3}=\frac{15}{3}=5$ |
