The objective of this study is to examine indications of a significant difference in listening ability between native English speakers and English as a Second Language (ESL) students in quiet and background noise specifically on the AZBIO Sentence test. Three Language groups were analyzed: Korean, Portuguese, and Spanish. AZBIO lists were used to assess ESL students\u27 ability to repeat sentences. An analysis of errors was completed to determine variance and similarities between the four language groups. Native English speakers had no difficulty repeating sentences in either condition, ESL students\u27 data suggested more difficulty in both quiet and background noise and a variance in age of acquisition of English
