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Perform the indicated sign test. Be sure to do the following: Identify the claim mathematically and state the null and
alternative hypotheses. Determine the critical value and find the test statistic. Decide whether to reject or fail to reject
the null hypothesis and interpret the decision in the context of the original claim.
-Test the hypothesis that the median age of statistics teachers is 51 years. A random sample of 60 statistics
teachers found 25 above 51 years and 35 below 51 years. Use
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