I wish to express my gratitude to my major professor, Dr. Darhyl S. Ramsey for his encouragement, guidance and editorial review of this study. I give special thanks to the faculty of the Music Education Division of the College of Music at the University of North Texas for creating and maintaining such a wholesome and productive academic environment for UNT music education students. I wish to thank Dr. Bill Bridges, Chair of the Department of English and Foreign Languages, Sam Houston State University, for his advice on writing in preparation of this document, and also Dr. Jamie Hebert, Chair of the Department of Mathematics and Statistics, Sam Houston State University, for his statistical consultation.