(Answered) Question a study was conducted to determine whether a

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Question: A study was conducted to determine whether a relationship existed between certain shareholder characteristics and the level of risk associated with the shareholders' investment portfolios. As part of the analysis, portfolio risk (measured by the portfolio beta) was divided into three categories: low-risk, medium-risk, and high-risk; and the portfolios were cross-tabulated according to the three risk levels and seven familyincome levels. The results of the analysis, conducted using a random sample of 180 investors, are shown in the following contingency table. Test for the existence of a relationship between income and investment risk taking. [Be careful here! (Why?)]

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