The Number of Hours Per Day a College Student Spends

question 57

Multiple Choice

The number of hours per day a college student spends on homework has a mean of 6 hours and a standard deviation of 1.25 hours. Yesterday she spent 3 hours on homework. How
Many standard deviations from the mean is that? Round your answer to two decimal places.

• A)1.20 standard deviations below the mean
• B)1.20 standard deviations above the mean
• C)2.40 standard deviations below the mean
• D)2.40 standard deviations above the mean

---

Definitions:

Midbrain

A portion of the central nervous system associated with vision, hearing, motor control, sleep/wake, arousal (alertness), and temperature regulation.

Occipital Area

The region at the back of the brain which is primarily responsible for visual processing.

Hypothalamus

A small region at the base of the brain crucial for hormone production and regulation, influencing body temperature, hunger, mood, and more.

Motivated Behavior

Actions that are initiated or directed by a desire or need, highlighting the drive toward achieving a specific goal or satisfying a physiological or psychological requirement.