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Unformatted text preview: BUSINESS RESEARCH METHODS, PART II 1 Business Research Methods, Part III Diana Soto, Gladys Tordil, Hector Sierra, Jacques Reichenstein University of Phoenix Applied Business Research and Statistics QNT/561 Professor Rom Gayoso March 15, 2010 BUSINESS RESEARCH METHODS, PART II 2 [INTRODUCTION SECTION] Jacques? [STATISTICAL ANALYSIS OF PART 11 SECTION] - Statistical data analysis Challenges to validity and reliability In an effort to improve the cycle of communication and management policy generation within Waste Management, a self-administered questionnaire was administered to a random sample of company employees. The self-administered questionnaire allowed management to find if communication and policies in the company have been effective. Based on the findings, management was then able to make any necessary changes. This survey method however, poses challenges with validity and reliability of the research question, data, and analysis. For instance, the survey is not presented in any particular order and the data reported is represented by gender labels. For example, when we report the data from any of the questions from our survey, it makes little to no difference if we report the answers from males before the females, or vice versa. All the questions are represented by an ordinal scale. There are several types of validity that contribute to the overall validity of a study. The two main dimensions are internal and external validity. Our survey methods internal validity is more directed to the degree of certainty that the observed effects of the survey results actually have. The external validity of the survey is directed more towards the degree to which our research findings can be applied towards the organization, beyond the controlled setting of the research. Attempts to applied towards the organization, beyond the controlled setting of the research....
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- Spring '10