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    ANOVA - Computer Time by Type of Industry

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    The manager of a computer software company wishes to study the number of hours top executives spend at their computer terminals by type of industry. The manager selected a sample of five executives from each of three industries. At the .05 significance level, can she conclude there is a difference in the mean number of hours spent at a terminal per week by industry?

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    Solution Summary

    In this solution, various hypothesis testing questions are examined and conclusions are made as to whether the null hypothesis can or cannot be rejected.