This action research study examined the relationship between teacher performance and student achievement in reading language arts and mathematics. The study sought to determine if teacher evaluation methods used to determine teacher performance, had a relationship in improving student achievement. The researcher investigated the topic using teacher evaluation scores, TVAAS scores, and student achievement data. A correlation was found between TVAAS and reading achievement. There was no correlation among the other variables of teacher evaluation and reading language arts data. There was also no correlation among the variable of teacher evaluation, TVAAS and mathematics. Information about evaluation was gathered through the use of survey data and a focused open-ended survey response questionnaire. [The dissertation citations contained here are published with the permission of ProQuest LLC. Further reproduction is prohibited without permission. Copies of dissertations may be obtained by Telephone (800) 1-800-521-0600. Web page: http://www.proquest.com/en-US/products/dissertations/individuals.shtml.]