Tonja Wants to Evaluate the Effects of a New School

question 60

Multiple Choice

Tonja wants to evaluate the effects of a new school breakfast program on student conduct and academic achievement.She cannot evaluate every student in every school in the district,so she randomly selects several schools and then collects data on all of the students in those schools.What type of sample is she using?​

• A)simple random
• B)stratified random
• C)systematic random
• D)cluster random

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Definitions:

Neurofilament Metabolism

The process involving the turnover and function of neurofilaments, protein structures essential for the maintenance and function of neurons.

Muscular Rigidity

A condition where muscles remain constantly contracted, causing stiffness or inflexibility of the affected muscles.

Resting Tremor

An involuntary, rhythmic muscle contraction occurring when a part of the body is at rest, often associated with Parkinson's disease.

Involuntary Movements

Movements that occur without conscious control, often as a result of neurological disorders.