An electrical contractor's records during the last five weeks indicate the number of job requests: Week: 1 2 3 4 5

Request: 20 22 18 21 22

Predict the number of requests for Week 6 using each of these methods:

(a). Naive

Number of requests____

(b). A four-period moving average. (Round your answer to 2 decimal places.)

Number of requests

(c). Exponential smoothing with alpha=.20. use 26 for week 2 forecast. (Round your intermediate forecast values and final answer to 2 decimal places.)

Number of request

F3____

F4____

F5____

F6____