Final answer:
To calculate a five-period moving average forecast for June, you need the data for the previous five periods and calculate their average.
Step-by-step explanation:
To calculate a five-period moving average forecast for June, you need the data for the previous five periods. Let's say we have data for January to May. To find the forecast for June, you add up the values for January to May and divide by 5 to get the average. This average would be the forecast for June.