An electrical contractor's records during the last five weeks indicate the number of job requests:

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

a. Naive.

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

c. Exponential smoothing with = 0.20. Use 22 for week 2 forecast. (Round your intermediate forecast values and final answers to 2 decimal places.)