Sign Test

Sign Test

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Interactive Video

Social Studies

University

Hard

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The video tutorial explains the sign test, a simple non-parametric statistical test used to determine differences in repeated measures design with nominal data. It involves counting positive and negative signs to assess changes in attitudes, such as those towards the death penalty after watching 'The Green Mile'. The tutorial covers hypothesis formulation, data collection, and calculation of the sign test. It also discusses determining statistical significance by comparing calculated values to critical values. The sign test can be used with ordinal data, offering an alternative to the Wilcoxon Test.

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OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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