Assertion: expert | /r/CapableOf | testify in the form of opinions
Facets:
Source sentences:
text: Most of the literature assumes that experts testify only in the form of opinions.
text: If qualified by the court, then the expert may testify "in the form of an opinion or otherwise" so long as: "(1) the testimony is based upon sufficient facts or data, (2) the testimony is the product of reliable principles and methods, and (3) the witness has applied the principles and methods reliably to the facts of the case.