In the Calculation of a Mean for Grouped Data, ________

question 134

Multiple Choice

In the calculation of a mean for grouped data, ________ are used.

• A) total sample size and sum of the midpoints of each class
• B) total sample size and sum of the weighted midpoints
• C) sum of the frequency of each class and the sum of the midpoints of each class
• D) sum of the frequency of each class and the sample midpoint

---

Definitions:

American Air Base

A military base owned and operated by the United States Air Force located in various countries around the world.

Technological Superiority

The advantage achieved by possessing more advanced technology, allowing entities such as nations or companies to dominate in certain fields or industries.

Communist Forces

Designates military or political groups that adhere to principles of communism, aiming for a classless society and communal ownership of property.

Battles

Conflicts between armed forces, often part of larger wars or military campaigns, characterized by strategy, combat, and varying outcomes impacting history or territories.