Attitude Test Narrative Twenty Students Are Given an Attitude Test Before and After

question 85

Essay

Attitude Test Narrative
Twenty students are given an attitude test before and after viewing a motion picture designed to change their attitudes favourably toward a new curriculum. A high score indicates a favourable attitude and a low score indicates an unfavourable attitude, with the scores ranging from 1 to 30. This will use the sign test on the data given below to see if we can conclude the motion picture was successful in improving attitudes.
-Refer to Attitude Test Narrative. Determine the rejection region for the Wilcoxon signed-rank test at the 5% significance level.

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Definitions:

Negative Correlation

A relationship between two variables in which one increases as the other decreases.

Coffee Consumption

The act of drinking coffee and how often it occurs, often studied for its effects on health and behavior.

Hours Slept

The duration of time spent in sleep; an important metric for assessing sleep quality and overall health.

70th Percentile

A statistical measure indicating that an individual or value falls into a position where 70% of the population scored below them.