To Compute a Mean for Scores That Have Been Grouped

question 28

Multiple Choice

To compute a mean for scores that have been grouped into a frequency distribution, we assume that the scores in each interval are________.

• A) spread evenly across the interval.
• B) twice the value of the next lower interval.
• C) located at the lower real limit of the interval.
• D) located at the midpoint of the interval.

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Definitions:

North African Colony

Territories in North Africa that were under the control of foreign powers, particularly during the era of European colonialism.

France

A Western European country known for its rich history, cultural influence, and significant contributions to art, science, and philosophy.

Germany

A country in Central Europe known for its history, culture, economic power, and significant contributions to art, science, and philosophy.

Lusitania

A British ocean liner famously sunk by a German U-boat in 1915, an event that significantly swayed public opinion in several countries against Germany during World War I.