Use the Following Data for the Next Questions

question 12

Short Answer

Use the following data for the next questions. Researchers studying sleep loss
followed the length of sleep, in hours, of 10 individuals with insomnia before and
after cognitive behavioral therapy (CBT). Use the Wilcoxon Signed-Ranks Test
with a .05 significance level to test the claim that both samples come from
populations having differences with a median equal to zero.

-Identify the critical value T .

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Definitions:

Political Pressure

The use of influence or persuasion by individuals or groups, often through lobbying or campaigning, to affect governmental policy or decisions.

Tariff

A tax imposed by a government on imports or exports of goods.

Voluntary Exchange

An economic transaction where two parties willingly trade goods or services without coercion, each party benefiting from the trade.

Domestic Consumers

Individuals or households within a country that purchase goods and services for personal use.