A consulting firm in California has clients in California and 5 surrounding states. The client distribution ...

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       A consulting firm in California has clients in   California and 5 surrounding states. The client distribution of the prior year is summarized under   “Proportion of Clients Prior Year” in the following table. The director of the firm believes that the   distribution has changed over the year. She has taken a random sample of 410 clients and categorized them by   state. The sample data is summarized   under “Sample # Clients by State“ in the following table.   State Proportion of Clients Prior Year Sample # Clients by State   California 0.6 200   Nevada 0.15 87   Oregon 0.15 68   Arizona 0.04 27   Utah 0.03 8   Idaho 0.03 20          1. State the null   hypothesis and alternative hypotheses          2. Compute the expected   counts based on history.          3. Determine the   calculated value of the chi-square statistic          4. Determine the 95% critical value          5. Determine whether to   accept or reject the null hypothesis and why.    

    • 5 years ago
    H0: The distribution has not changed over the year ...
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      AconsultingfirminCaliforniahasclientsinCaliforniaand5surroundingstates.Theclientdistributionoftheprioryearissummarizedunder.xls