For the persistence forecasts for the January 1987 Ithaca maximum temperatures in Table A.1 (i.e., the forecast for January 2 is the observed temperature on January 1, etc.), compute a. The MAE b. The...

For the persistence forecasts for the January 1987 Ithaca maximum temperatures in Table A.1

(i.e., the forecast for January 2 is the observed temperature on January 1, etc.), compute

a. The MAE

b. The RMSE

c. The ME (bias)

d. The skill, in terms of RMSE, with respect to the sample climatology.