No, RCW 18.140.020(1) says “compensation may be provided for brokers price opinions prepared by a real estate licensee, licensed under chapter 18.85 RCW.”
No. The law doesn’t prevent an “appraiser trainee” from preparing an appraisal report, but it requires a review and signature of a certified real estate appraiser as the supervisory appraiser. Remember that Standard Rule 2-3 USPAP requires the name of each individual providing significant professional assistance be stated in the certification of the report.