Forecasting Based On History - HP 10BII Owner's Manual

Forecasting Based on History
One method of forecasting sales, manufacturing rates, or expenses is
reviewing historical trends. Once you have historical data, the data are fit
to a curve that has time on the x-axis and quantity on the y-axis.
Example. Given the following sales data, what are the sales estimates for
years six and seven?
Year Sales $
1 10,000
2 11,210
3 13,060
4 16,075
5 20,590
Keys:
Display: Description:
Qa» 0.00 Clears statistics registers.
OMOODOOHL 1.00 Enters first ycar and sales
for that year.
@®®%@0@@@@@% 200 Enters second year's data.
@O4ODOOOH зоо Continues data entry.
Ge 22,000.50 Estimates sales for year
six.
96 8: Additional Examples