1. Given below are the actual demand and the forecasts made in 2018.

Actual Forecast

Year 2019 1^st Quarter 1200 1100

2^nd Quarter 900 1100

3^rd Quarter 1100 1100

4^th Quarter 1000 1100

If you were to use a three-period simple moving average to make a forecast for the 1st Quarter of Year 2020, what would it have been?

1. 900.

2. 1,000.

3. 1,050.

4. 1,067.

2.

An example of a causal model is:

1. Simple Linear Regression.

2. Simple Moving Average.

3. Subjective Qualitative Methods.

4. Exponential Smoothing.

3.

Which one is a true statement?

1. The larger the tracking signal, the better the model.

2. CFE being a large negative number means the model has been under-forecasting.

3. Tracking signal being 0 means the model is 100% accurate.

4. Tracking signal being close to 0 means the model is not biased

4.

Given below are the actual demand and the forecasts made in 2018.

Actual Forecast

Year 2019 1^st Quarter 1200 1100

2^nd Quarter 900 1100

3^rd Quarter 1100 1100

4^th Quarter 1000 1100

If you were to use a three-period simple moving average to make a forecast for the 1st Quarter of Year 2020, what would it have been?

1. 900.

2. 1,000.

3. 1,050.

4. 1,067