If the forecasted value of the time series variable for period 2 ...

[809779]

If the forecasted value of the time series variable for period 2 is 22.5 and the actual value observed for period 2 is 25, what is the forecast error in period 2?
 a. 3
  b. 2
  c. 2.5
  d. 2.5

Question 2

An electronics part manufacturer reprimanded an employee. The number of defective parts produced by the employee increased. The increase in the number of defective parts is probably an example of:
 a. assignable variation.
  b. common-cause variation.
  c. random variation.
  d. homoscedasticity.
  e. costs of attrition.

[tandmlomax84]

Answer to Question 1

C

Answer to Question 2

A