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There is data on the number of sales of Garant-Yekateri

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Uploaded: 01.05.2023
Content: задача.docx 167,8 kB

Product description


Task. There is data on the number of sales of Garant-Yekaterinburg for thirteen months:

Period

Number of sales, pcs.

January

February

March

April

May

June

July

August

September

October

November

December

January

21

25

19

32

36

39

39

43

42

41

37

55

20



1. Build a sales forecast of CJSC Garant-Yekaterinburg for February, March, April using the following methods: moving average, exponential smoothing, least squares.

2. Plot the actual and calculated indicators.

3. Calculate the forecast errors when using each method.

4. Compare the results, make a conclusion.


Decision:

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