In the United States, both state and federal appellate courts are usually restricted to examining whether the lower court made the correct legal determinations, rather than hearing direct evidence and determining what the facts of the case were.
ɪnðə juːnˈaɪɾᵻd stˈeɪts, bˈoʊθ stˈeɪt ænd fˈɛdɚɹəl ɐpˈɛlət kˈoːɹts ɑːɹ jˈuːʒuːəli ɹᵻstɹˈɪktᵻd tʊ ɛɡzˈæmɪnɪŋ wˈɛðɚ ðə lˈoʊɚ kˈoːɹt mˌeɪd ðə kɚɹˈɛkt lˈiːɡəl dɪtˌɜːmᵻnˈeɪʃənz, ɹˈæðɚ ðɐn hˈɪɹɪŋ dᵻɹˈɛkt ˈɛvɪdəns ænd dɪtˈɜːmɪnɪŋ wʌt ðə fˈækts ʌvðə kˈeɪs wɜː.