Week 4

Which of the following is considered a causal method of forecasting?

• Moving average

• Trend projection

• Regression

• Decomposition

A graphical plot with sales on the Y-axis and time on the X-axis is called a

• Scatter diagram

• Trend projection

• Radar chart

• Line graph

Which of the following is a component of time-series?

• Delphi method

• Weighted moving average

• Exponential smoothing

• Seasonality

Sales for a company are typically higher in the summer months than in the winter months. This variation would be called a

• Trend

• Seasonal

• Random

• Cyclical

What is forecast error?

• Mean forecast value / Sample

• Actual value * Forecast value

• Forecast value + Actual value

• Actual value – Forecast value