Which of the Following Cases Require the Mean of a Sample

question 75

Multiple Choice

Which of the following cases require the mean of a sample to be calculated using the formula = $\bar{x}=\frac{\sum_{i=1}^{N} f_{i} x_{i}}{N}$
?

• A)the sample has no mode value
• B)there is direct access to the raw data
• C)sample data are grouped in a frequency distribution
• D)the coefficient of skewness is 1 or less than -1

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Definitions:

Value Fluctuation Rate

The rate at which the value of an asset or currency rises or falls over a specific period of time.

NAFTA

The North American Free Trade Agreement, which was an agreement among the United States, Canada, and Mexico designed to remove tariff barriers between the respective countries.

Trade Agreement

A contract between two or more nations that outlines how they will work together to ensure mutual benefit in trade.

European Union

A political and economic union of 27 European countries that are located primarily in Europe, established to promote integration and economic cooperation among its members.