Lauren M. Ronsse|Lily M. Wang
Relationships between unoccupied classroom acoustical conditions and elementary student achievement measured in eastern Nebraska
University of Nebraska–Lincoln|University of Nebraska–Lincoln
building standards recommend maximum background noise levels bnl reverberation times rt unoccupied classrooms however existing research show consistent correlation parameters student achievement situ testing research seeks determine acoustical conditions attained elementary schools students meet educational goals acoustical measurements conducted nebraska public school system correlated achievement scores students surveyed classrooms unoccupied bnls rts gathered 34 third 33 fifthgrade classrooms additionally binaural room impulse response measurements gathered subset classrooms results suggest student reading language subject areas may negatively impacted higher unoccupied bnls meet upper half ne state targets levels less 45 dba however percentage students receiving free reduced price lunches strongly correlated achievement bnls negative correlations noise achievement significant controlling demographic variable one statistically significant relationship remained controlling demographics classrooms lower distortion frequencysmoothed magnitude values generally students higher language scores