Lay witnesses are usually called to testify about statements of fact regarding what they have seen or heard, but they may also give opinions about common things which are based upon their perceptions.

Question

Quizplus · Accepted Answer

Lay witnesses can indeed testify about their direct observations and, in certain situations, are permitted to give opinions if those opinions are rationally based on their own perceptions and helpful to understanding their testimony or determining a fact in issue.

Lay Witnesses Are Usually Called to Testify About Statements of Fact