Which of the Following Cases Require the Mean of a Sample

question 67

Multiple Choice

Which of the following cases require the mean of a sample to be calculated using the formula $\bar { x } = \frac { \sum _ { i = 1 } ^ { N } f _ { i } x _ { i } } { N }$ , where N represents the sample size?

• 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:

Utilitarianism

An ethical theory proposing that the best action is the one that maximizes happiness for the greatest number of people.

Veil Of Ignorance

A principle that one should design society's rules as if they do not know their own socioeconomic position, to ensure fairness.

Equality Of Opportunity

The ideal that all individuals should have the same chances to pursue success or advancement, regardless of their background or circumstances.

Income Distribution

How the total earnings are distributed among the members of a community.