Nora Damus reviews her forecasting triumphs and failures as part of her annual report to the Chief Operating Officer. She notes that her monthly forecast for batteries has a mean forecast error of 20, and a mean absolute deviation of 20. Which of the following statements about her forecast is BEST?
a. Nora has miscalculated her mean forecast error.
b. Nora has miscalculated her mean absolute deviation
c. Nora has a negative tracking signal.
d. Nora has a positive tracking signal.

the following statements about her forecast is BEST

d. Nora has a positive tracking signal.

Step-by-step explanation:

Nora Damus reviews her forecasting triumphs and failures as part of her annual report to the Chief Operating Officer. She notes that her monthly forecast for batteries has a mean forecast error of 20, And a mean absolute deviation of 20.According to the forecast of Nora Damus for batteries mean error is described best as d. Nora has a positive tracking signal.Her strong tracking skills gives her prediction a positive approach. her forecast has great impact in the evaluation of the mean absolute deviation.The positive intuition gives positive results.In order to have strong forecasting ability, one must have proper information, or gather information to implement for their predictions and evaluations.On the basis of correct analysis, predictions and forecasts abilities become stronger.

Ifound this on google “a skewed (non-symmetric) distribution is a distribution in which there is no such mirror-imaging. a "skewed right" distribution is one in which the tail is on the right side. a "skewed left" distribution is one in which the tail is on the left side. the above histogram is for a distribution that is skewed right.” i hope this you for what your looking for