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A Test of Abstract Reasoning Is Given to a Random

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A test of abstract reasoning is given to a random sample of students before and after they completed a formal logic course.The results are given below.Do the data suggest that the scores after the course differ from the scores before the course? Perform a Wilcoxon signed rank test at the 10% significance level.  Before 74837588846393849177 After 73777077746795838475\begin{array} { l | l l l l l l l l l l } \text { Before } & 74 & 83 & 75 & 88 & 84 & 63 & 93 & 84 & 91 & 77 \\\hline \text { After } & 73 & 77 & 70 & 77 & 74 & 67 & 95 & 83 & 84 & 75\end{array}

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H0: The distributions of scores were ide...

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