exponential smoothing sales forecast for week 7 is approximately. A) 50 clocks. B) 80 clocks C) 60 clocks D) 70 clocks Answer: B Use the data given below to answer the following question(s). The table provided below gives the sales details of the number of android smart phones at an electronic retail store for the past 6 weeks. The time series appears to be relatively stable, without trend, seasonal, or cyclical effects. (Hint: Optimize a value in 0.1 increments) 14. Calculate the value of the mean absolute percentage error for the given data. A) 20.90 . B) 16.60 C) 21.72 D) 29.97 Answer: D 15. Which of the following is the value of the root mean square error for the given data? A) 11.56 B) 21.77 C) 13.87 D) 20,13 Answer: B 16. What is the forecasted value for the 3 rd week? A) 53 phones B) 64 phones C) 71 phones D) 49 phones. Answer: A 17. What is the difference between the forecasted and the actual value for the 3rd week? A) 1 phones B) 6 phones C) 4 phones D) 3 phones. Answer: A 18. What is the forecasted value for the 7 th week? A) 53 phones B) 82 phones C) 71 phones D) 49 phones. Answer: B 19. In the linear trend equation, Ftk=a1+bk, ak is known as the A) level B) trend C) slope D) forecast. Answer: A 20. In the linear trend equation Fn+k=at+b,k, identify the term that signifies the trend. A) bi B) k C) a D) F1=1 Answer: A