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    Test of Independence - Electronic Orders by Industry

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    Businesses are increasingly placing orders online. The Performance Measurement Group collected data on the rates of correctly filled electronic orders by industry (Investor's Business Daily, May 8, 2000). Assume a sample of 700 electronic orders provided the following results.

    See attachment for table.

    a. Test a hypothesis to determine whether order fulfillment is independent of industry. Use a=.05. What is your conclusion?
    b. Which industry has the highest percentage of correctly filled orders?

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    https://brainmass.com/statistics/hypothesis-testing/test-independence-electronic-orders-industry-191932

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    The solution examines a hypothesis test to determine whether order fulfillment is independent of industry. The industry with the highest percentage of correctly filled orders is determined.

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