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# All organizations build databases required to make forecasting decisions in such as sales, market share and customer demand.

All organizations build databases required to make forecasting decisions in such as sales, market share and customer demand. Making these forecasting decisions involves the use of forecasting models and tools. One tool is the moving average forecasting function in Excel.
In this assignment, you will determine the moving averages for the sale of gasoline for a company. You will use the Excel spreadsheet embedded here
. The data required for the weekly gasoline sales is included in the spreadsheet.
Follow the instructions provided here to calculate the 3, 4 and 6-week moving averages for the sale of gasoline.
Step 1: In the Excel spreadsheet, select the Data tab.
Step 2: From the Analysis group, select the Data Analysis option.
Step 3: When the Data Analysis dialog box appears, choose Moving Average and click OK.
Step 4: When the Moving Average dialog box appears:
Enter B2:B13 in the Input Range box.
Enter 3 in the Interval box
Enter C2 in the Output Range Box
Click OK.
Note: To solve for 4 and 6-week moving average, repeat the steps and enter 4 or 6 in the Interval box in step 4. Remember to enter into the Output Range Box C3 for 4-week moving average and C4 for 6-week moving average.
What is the 3-week moving average?
What is the 4-week moving average?
What is the 6-week moving average?
Explain the implications of your moving average analyses. Insert as a text box in the Excel file.
In a brief narrative, describe the importance of the use of this tool for business and industry. Insert this narrative as a text box in the Excel file.
Select the Submit Assignment button to the right. Click Choose File, located in the File Upload box. Navigate to your file location. Once the file is located, select it and then select the Open button. Click Submit Assignment to complete the upload process.
Unit 5 Assignment
Criteria Ratings Pts
This criterion is linked to a Learning Outcome
Content
All requirements of the assignment are met. Calculations are correct.
70 pts
Full Marks
0 pts
No Marks
70 pts
This criterion is linked to a Learning Outcome
Justification
Implications of moving average analyses adequately explained. Narrative content demonstrates sufficient elaboration and explanation of calculations.
20 pts
Full Marks
0 pts
No Marks
20 pts
This criterion is linked to a Learning Outcome
Mechanics
File is organized and has a logical sequence.
10 pts
Full Marks
0 pts
No Marks
10 pts
Total Points: 100