1) Forecasts based solely on the most recent observations of the variable if interest

A-are called naive forecasts

B-are the simplest of all quantitative forecasting methods

C-leads to loss of one data point in the forecast series relative to the origional series

D-are consistent with the random walk hypothesis in fiannce

E-all of the above

2) Which of the followingmeasures is a poor indicator of forecast accuracy but useful in determining the direction bias in forecasting model?

A-mean absolute percentage error

B-mean percentage error

C-mean squared error

D-root mean squared error

E-none of the above