For problem 25 about the closing prices of American Express stock for a year, compare the MAE using a moving average span of 3 days versus 10 days. Select ALL correct answers in this list of possible correct answers: Group of answer choices

1. 3 day span results in the most smoothing

2. 10 day span has the lowest MAE

3. 10 day span forecasts lag later than 3 day span forecasts relative to the actual values as they move up or down

4. 10 day span results in the most smoothing

5. 3 day span has the lowest MAE