Rachel gets a negative average error when applying a forecasting method for forecasting guests coming to her hotel $-$ what does that imply?

Error $=$ Actual $-$ Forecast$$

Question $19$ options:

It implies nothing in terms of Rachel's decision making for anticipating and preparing for future guests.

Rachel will have to bear the cost of empty rooms and extra staff$/$resources more often than not. An overforecasting bias meaning that the forecast may be higher than the actual demand over a period of time.

Rachel will have to turn away guests more often than not. An underforecasting bias means that the forecast may be lower than the actual demand over a period of time.$$