Write the Word or Phrase That Best Completes Each Statement $\alpha = 0.05$

question 12

Short Answer

Write the word or phrase that best completes each statement or answers the question.
-Nine students took a standardized test. Their scores are listed below. Later on, they took a test preparation course and retook the test. Their new scores are listed below. Use the Wilcoxon signed-ranks test to test the hypothesis that the test preparation had no effect on their scores. Use $\alpha = 0.05$ .
$\begin{array}{lccccccccc}\hline \text { Student } & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 \\\hline \text { Before Score } & 900 & 1170 & 880 & 1040 & 1050 & 960 & 1070 & 1140 & 980 \\\text { After Score } & 920 & 1170 & 870 & 1080 & 1080 & 970 & 1060 & 1180 & 1000 \\\hline\end{array}$

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Definitions:

Racist

An individual who believes in the superiority of one race over others and may discriminate or express prejudice based on racial characteristics.

Milgram's Experiment Variation

Milgram's Experiment Variation refers to any of the numerous adaptations or modifications of the original 1960s experiment by Stanley Milgram that studied obedience to authority by instructing participants to administer electric shocks to another person.

Confederate

An individual or entity that is part of a coalition or group aimed at achieving a common goal.

Shocks

Sudden and often violent disturbances or fluctuations in a physical system, economy, or within a psychological context.