On a Test of 50 Students, If 25 Students Answered

question 20

Multiple Choice

On a test of 50 students, if 25 students answered an item correctly, the item difficulty is

• A)25%.
• B)50%.
• C)75%.
• D)100%.

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Definitions:

Confidence

Confidence denotes a belief in one's own abilities, qualities, and judgment. It is an essential trait for personal development and success.

Life Span Development Model

A theoretical framework that examines the continuous development of individuals throughout their lifetime, from birth to death, highlighting both biological and environmental influences.

Characteristic Mode

Typically refers to a distinctive way or method in which something functions or exhibits its properties, often used in various scientific and engineering contexts.

Adaptation

The process by which organisms adjust to new environments or changes in their current environment to survive and reproduce.