Valdez Conducted a Meta-Analysis on the Effects of Instructional Interventions

question 15

Multiple Choice

Valdez conducted a meta-analysis on the effects of instructional interventions that benefit study strategies of middle school children. In his study he reported a relatively small effect of the interventions. Which of the following is a potential effect size from Valdez's study?

• A) -.60
• B) .00
• C) .21
• D) .58

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Definitions:

Muscle

A tissue in the body capable of contraction, which enables movement of the body and maintains posture.

Surgical Procedure

A medical operation involving manual and instrumental techniques to investigate or treat a pathological condition such as disease or injury.

Safe Injection

Practices designed to prevent transmission of diseases and minimize risks when administering injections in healthcare settings.

World Health Organization

A specialized agency of the United Nations responsible for international public health.