# Calculate a forecast

The ABC Floral Shop sold the following number of geraniums during the last 2 weeks:

Day Demand Day Demand

1 200 8 150

2 134 9 182

3 157 10 197

4 165 11 136

5 177 12 163

6 125 13 157

7 146 14 169

Develop a spreadsheet to answer the following questions.

> Calculate a forecast of the above demand using a 3- and 5-period moving average.

> Graph these forecasts and the original data using Excel. What does the graph show?

> Which of the above forecasts is best? Why?

https://brainmass.com/business/accounting/409750

#### Solution Preview

The MA and graphs are in the **attached excel file**. We will discuss the 3rd question here.

Which of the above forecast is better? Well, it depends on what kind of information we are trying to get out of them.

Notice that the second one (5 day) is much more smooth than the first one, and this is ...

#### Solution Summary

Calculate a forecast of the above demand using a 3- and 5-period moving average (ABC Floral Shop)