Use the Sign Test to Test the Indicated Claim

question 60

Essay

Use the sign test to test the indicated claim. An instructor gives a test before and after a lesson and results from randomly selected students are given below. At the 0.05 level of significance,
test the claim that the lesson has no effect on the grade. Use the sign test. $$\begin{array} { l l l l l l l l l l l l l l l l } \text { Before } & 54 & 61 & 56 & 41 & 38 & 57 & 42 & 71 & 88 & 42 & 36 & 23 & 22 & 46 & 51 \\\hline \text { After } & 82 & 87 & 84 & 76 & 79 & 87 & 42 & 97 & 99 & 74 & 85 & 96 & 69 & 84 & 79\end{array}$$

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Definitions:

Ethics Of War

A branch of ethics that explores the moral guidelines and principles that govern the conduct and justification of warfare.

International Law

A body of rules established by treaty or custom that is recognized and applied by nations in their relations with each other.

Security And Punishment

The relationship between maintaining order and safety and the administration of penalties for criminal activities.

Constitutional Rights

Rights granted and protected by a country's constitution, ensuring certain freedoms and protections to its citizens.