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Rejection region for Student's t test

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A study of n = 46 hospital employees who were diagnosed with a latex allergy from exposure to the powder on latex gloves. The number of latex gloves used per week by the sampled workers is summarized as follows: xbar = 19.3 and s= 11.9. Let &#956; represent the mean number of latex gloves used per week by hospital employees. Consider testing H0: &#956; = 20 against Ha: &#956; < 20

a. Give the rejection region for the test at a significance level of &#945; = .01
b. Calculate the value of the test statistic
c. Use the results, part a and b, to make the appropriate conclusion

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Solution Summary

The answer give rejection region and test statistic for Student's t test of latex allergy data.

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