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The previous three weeks of data is below for the sales of sheds at SHEDS INC. Calculate the forecast for the next perioud (week 4)
using a two period weighted moving average using weights of 4 and 3. Round your answer to the nearest whole number.
Week 1
Week 2
Week 3
319
420
430
​

Sagot :

sqdancefan

Answer:

  424

Step-by-step explanation:

You want the weighted average of 420 and 430, using weights 4 and 3.

Weighted average

The weighted average is found by multiplying each value by its weight, adding the products, then dividing that sum by the sum of the weights.

  [tex]\text{forecast}=\dfrac{420\cdot4+430\cdot3}{4+3}=\dfrac{1680+1290}{7}\\\\\boxed{\text{forecast}\approx424}[/tex]

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