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    One sample Hypothesis

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    A recent article in USA Today reported that a job awaits only one in three new college graduates. The major reasons given were an overabundance of college graduates and a weak economy. A survey of 200 recent graduates from your school revealed that 80 students had jobs. At the .02 significance level, can we conclude that a larger proportion of students at your school have jobs?

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    Solution Preview

    Let denote by p the mean proportion of students at your school who have jobs.

    We need to test hypotheses:

    H0: p<= 0.333
    Ha: p>0.333

    Given sample mean ...

    Solution Summary

    The solution does a great job of explaining the problem below. Step by step instructions are provided to arrive to the final answer. The solution can be easily understood by a student with a basic understanding of Hypothesis Testing. Overall, a great response.