According to the Henry J. Kaiser Family Foundation (www.statehealthfacts.org), the percentage distribution of the source of health insurance in the United States in 2010 was as listed in the following table.
Recently 15,000 randomly selected Americans were asked about the source of their health insurance. The following table contains the frequency distribution that resulted from this survey.
Test at a 5% significance level whether the distribution of health insurance source in the recent survey differs from the 2010 distribution.
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