Use the Wilcoxon Rank-Sum Test to Test the Claim That

question 88

Essay

Use the Wilcoxon rank-sum test to test the claim that the two independent samples come from_
populations with equal medians. SAT scores for students selected randomly from two different
schools are shown below. Use a significance level of 0.05 to test the claim that the scores for
the two schools are from populations with the same median. $$\begin{array} { c c c | c c c } & { \text { School A } } & & { \text { School B } } \\\hline 550 & 480 & 670 & 460 & 580 & 620 \\400 & 700 & 520 & 380 & 680 & 570 \\540 & 740 & 560 & 660 & 500 & 480 \\360 & 560 & 650 & 600 & 550 &\end{array}$$

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Definitions:

Soft Power

Power that co-opts rather than coerces, pressing others through attraction and persuasion to change their ideas, beliefs, values, and behaviors.

Big Mac

A popular hamburger product offered by the international fast-food chain McDonald's, often used as an informal measure of purchasing power parity between countries.

Restructured Social Field

This term could describe a social environment that has undergone significant changes due to external forces or internal developments, leading to a new social structure.

Scarce Natural Resources

Natural materials that are available in limited quantities and are critically important for human survival and economic activity.