Match the types of tests in an audiometric evaluation (in the left column) with their uses (in the right column). Drag and drop application. pure-tone air tests pure-tone air tests drop zone empty. speech discrimination threshold tests speech discrimination threshold tests drop zone empty. Determine if there may be a conductive, sensorineural, or mixed hearing loss. Determine at what decibel level a student can hear speech and, once loud enough, how well the student can understand the speech