Answer:
poor; good
Step-by-step explanation:
Reliability and the validity are two most important aspect in the filed of research.
In psychological research, the termed reliability refers and shows consistency of a measuring test or the research study. And validity may be defined as the extent from which the scores of the research actually represent a variable which are intended to.
In the context, Shawn is taking a research test where he receives the same score on two same test taken twice. Thus this shows a poor validity but a good reliability .