Theme 3 Topic 6 - Quantitative Sales Forecasting Flashcards
Define Sales Forecasting
Estimating the likely revenues of a product over a future period
What are three reasons a business might construct a sales forecast?
Identify stage in the product lifecycle, Predict stock requirements/staffing levels, Makes cash flow forecast more accurate
Define Moving Averages
Looks at data over a period of time and averages out the data
What doe moving averages identify?
Underlying trends by smoothing out the data which is seasonal or erratic
What are the two types of moving average?
Three quarter and Four quarter
Cyclical Variation =
Actual Sales - Trend
Average Variation =
All the Cyclical Variations/Number of Years
Define Extrapolation
Forecasting future trends by extending past data into the future
What are two reasons extrapolation may be incorrect?
Assumes the future will be similar to the past, PESTLE factors
Define Line of Best Fit
A line that goes roughly through the middle of all the scatter points on a graph
Define Correlation
Shows the relationship between two variables, e.g. price and demand
Define Positive Correlation
Two sets of data are connected and increase together
Define Negative Correlation
One value decreased as the other increases
What are three limitations of sales forecasting?
New businesses have no past data to look at, Past performance is no guarantee of the future, Correlation is too simplistic as it only looks at the relationship between 2 variables