Nanette Must Pass Through Three Doors as She Walks from Her

question 78

Multiple Choice

Nanette must pass through three doors as she walks from her company's foyer to her office. Each of these doors may be locked or unlocked. Let B be the event that exactly two doors are in the same condition. List the outcomes of B.
[Let "L" designate "locked" and "U" designate "unlocked".]

• A) {LLL, LLU, LUL, LUU, ULL, ULU, UUL, UUU}
• B){LLU, LUL, ULL}
• C) {LLU, LUL, ULL, LUU, ULU, UUL}
• D) None of these.

---

Definitions:

Test Bias

The presence of certain factors in a test that systematically advantages or disadvantages certain groups of individuals, leading to unfair assessment outcomes.

Item Difficulty

A measure of the proportion of individuals who correctly answer or perform a specific task or test item, indicating the item's level of challenge.

Psychologists

Experts in psychology, the study of the mind and behavior, who may engage in research, teaching, or provide therapeutic services.

IQ Test

A standardized test designed to measure human intelligence through various cognitive tasks and problem-solving exercises.