Non-truthful response is a particular problem when:
a. sensitive questions are asked b. surveys are anonymous
c. interviewers are not trained d. the sample is from an unusual population
Question 2
Suppose that a simple exponential smoothing model is used (with = 0.40) to forecast monthly sandwich sales at a local sandwich shop. The forecasted demand for September was 1560 and the actual demand was 1480 sandwiches. Given this information, what would be the forecast number of sandwiches for October?
a. 1480
b. 1528
c. 1560
d. 1592
