Site MapHelpFeedbackTrue or False
True or False
(See related pages)

Please answer the following questions.



1

Naïve forecasts are essentially subjective forecasts.
A)True
B)False
2

Forecasts for individual items tend to be less accurate than forecasts for groups of similar items.
A)True
B)False
3

In single-factor exponential smoothing, the forecasted values tend to lag behind the actual values.
A)True
B)False
4

Forecast accuracy decreases as the time horizon increases.
A)True
B)False
5

If a particular season of the year shows greater than average sales, the seasonal relative for that season is greater than 1.00.
A)True
B)False
6

The Delphi technique is a forecasting model that incorporates the use of multiple regression.
A)True
B)False
7

A double exponentially smoothed model is more responsive to trend in the data series than a single smoothed model.
A)True
B)False
8

The MAD is the average of the squared differences between the actual and the forecasted values.
A)True
B)False
9

The tracking signal is supposed to run between the control limits.
A)True
B)False
10

The tracking signal is computing using MAD.
A)True
B)False
11

The MSE is the average of the squared differences between the actual and the forecasted values.
A)True
B)False
12

A forecast is deemed to be in control when forecast errors are judged to be random.
A)True
B)False
13

Single exponential smoothing should not be used where the data have a trend.
A)True
B)False
14

A control chart is preferable to a tracking signal for monitoring forecast errors.
A)True
B)False
15

Associative forecasting techniques are used to obtain seasonal indexes.
A)True
B)False







Stevenson OM7Online Learning Center with Powerweb

Home > Chapter 3 > True or False