Exhibit 20

question 19

Multiple Choice

Exhibit 20.12.A magician has a coin that may or not be fair.The results of 30 flips of the coin are: H H T H T H H T H H T H H T H T H H H T T T T T H H H H H T. Refer to Exhibit 20.12.Since the number of heads and tails are larger than ten,the test statistic R can be assumed to follow a normal distribution.The value of the test statistic is:

• A)-3.07
• B)14.93
• C)0.3484
• D)3.07

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Definitions:

Communist Government

A form of government where the state owns and controls the major means of production and there is no private property, aiming to achieve a classless society.

Yugoslavia

A country in Southeast Europe that existed from the end of World War I until it broke up into several independent countries in the 1990s due to a series of conflicts.

Disintegration of Empires

The process by which large empires break apart into smaller political entities, often due to internal conflicts, wars, economic problems, or the push for national independence by different ethnic or cultural groups.

Instability

A situation characterized by a lack of stability, predictability, or consistency, often leading to chaos or disorder in social, economic, or political contexts.