MATH 110 Quiz: Quiz 7 No Solutions Spring 2009

• School: University of Maryland
• Department: Mathematics
• Course: MATH 110
• Professor: All

Document Summary

Please write your name at the top of each page of this exam booklet. Please write the exam number at the top of the remaining pages of this exam booklet. For multiple choice questions, circle the one best answer. I attest that i have completed this exam without unauthorized assistance from any person, materials, or device. Question 1 is based on the following information: Voice problems are a common occupational hazard of school teachers. In one study conducted among school teachers, after collecting baseline data, the study investigators assigned 64 teachers to one of three treatment groups voice amplifier (va), respiratory muscle training (rmt), and resonance therapy (rt). After 6 weeks of treatment, each teacher completed a. Voice handicap index (vhi) to determine self-rated voice severity score. Teachers in the va group reported significant reduction in vhi as compared to teachers in the other two groups.