The Mean Number of Students in a Classroom at School

question 112

Multiple Choice

The mean number of students in a classroom at school A is 32.5 and there are 25 classrooms. The mean number of students at school B is 29.6 in 12 classrooms. At school C the mean in each class is 15.3 for 10 classrooms. What is the mean number of students per classroom for all the schools combined?

• A) 1320.7
• B) 28.1
• C) 25.7
• D) 28.7

---

Definitions:

Learning Perspective

A theoretical approach in psychology that emphasizes the role of environmental influences on one's behavior, including the processes of learning through reinforcement and observation.

Disordered Behavior

Actions or patterns of actions that are considered abnormal or outside societal norms, often indicative of a psychological condition.

Identical Processes

Processes that are exactly the same in every aspect, often used in scientific experiments to ensure replicability and reliability.

Somatoform Disorder

A mental disorder characterized by physical symptoms that have no apparent physical cause, indicating that psychological factors may be involved.