A police officer testified, "In my opinion, the defendant was drunk." Under what conditions is this nonexpert opinion testimony admissible? Do the same rules apply in drug cases? May a nonexpert give an opinion regarding mental condition? What are the requirements?

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The Answer of A police officer testified, "In my opinion, the defendant was drunk." Under what conditions is this nonexpert opinion testimony admissible? Do the same rules apply in drug cases? May a nonexpert give an opinion regarding mental condition? What are the requirements?

A Police Officer Testified, "In My Opinion, the Defendant Was