If a Data Set Has an Even Number of Observations

question 67

Multiple Choice

If a data set has an even number of observations, the median

• A) cannot be determined.
• B) is the average value of the two middle items.
• C) must be equal to the mean.
• D) is the average value of the two middle items when all items are arranged in ascending order.

---

Definitions:

Lobes of the Brain

The regions of the cerebral cortex of the brain, divided into the frontal, parietal, occipital, and temporal lobes, each responsible for various functions.

Central Function

The primary or most important role played by a system, organization, or part of the body in its operation or contribution to overall objectives.

Truth Table

A mathematical table used to determine the validity of a proposition by listing all possible logical outcomes.

Symbolic Form

A representation of propositions or arguments using symbols and logical operators to express logical relations clearly and concisely.