If scientific, technical, or other specialized knowledge will assist the trier of fact to understand the evidence or to determine a fact in issue, a witness qualified as an expert by knowledge, skill, experience, training, or education, may testify thereto in the form of an opinion or otherwise.
Rule 702. Testimony by experts; when.
Neb. Rev. Stat. § 27-702 — under COURTS; RULES OF EVIDENCE.
Neb. Rev. Stat. § 27-702