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    The U.S. Bureau of Labor Statistics (http://www.bls.gov) released hourly wage figures for western countries in 2000 in the manufacturing sector. The hourly wage was $24.01 in Germany, $22.00 in Japan, and $19.86 in the United States.

    PROBLEM:

    Suppose 50 manufacturing workers are selected randomly from across the United States. What is the probability that the sample average will be less than $18.50?

    NOTE: Assume that in all three countries, the standard deviation of hourly labor rates is $3.

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    https://brainmass.com/statistics/hypothesis-testing/labor-rates-3931

    Solution Preview

    The goal of this question is to conduct a z-test.
    <br>
    <br>But first, you have to set up the hypothesis.
    <br>
    <br>The null hypothesis states that sample average will be less than $18.50
    <br>
    <br>The alternative ...

    Solution Summary

    The U.S. Bureau of Labor Statistics (http://www.bls.gov) released hourly wage figures for western countries in 2000 in the manufacturing sector. The hourly wage was $24.01 in Germany, $22.00 in Japan, and $19.86 in the United States.

    PROBLEM:

    Suppose 50 manufacturing workers are selected randomly from across the United States. What is the probability that the sample average will be less than $18.50?

    NOTE: Assume that in all three countries, the standard deviation of hourly labor rates is $3.

    $2.49

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