Is there a correlation between the number of companies listed on the New York Stock Exchange in a given year and the number of equity issues on the American Stock Exchange? Shown on the next page are the values for these two variables over an 11-year period. Compute a Spearman’s rank correlation to determine the degree of association between these twovariables.
Answer to relevant QuestionsUse the runs test to determine whether the sample is random. Let alpha be.05.Compute a Spearman’s rank correlation to determine the degree of association between the two variables. Variable 1 . Variable 2101 .. 87129 .. 89133 .. 84147 .. 79156 .. 70179 .. 64183 .. 67190 .. 71Does impulse buying really increase sales? A market researcher is curious to find out whether the location of packages of chewing gum in a grocery store really has anything to do with volume of gum sales. As a test, gum is ...Is there a strong correlation between the number of miles driven by a salesperson and sales volume achieved? Data were gathered from nine salespeople who worked territories of similar size and potential. Determine the ...An airline company uses a central telephone bank and a semi-automated telephone process to take reservations. It has been receiving an unusually high number of customer complaints about its reservation system. The company ...
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