In Katia's Remedial Mathematics Study, She Collected Pretest Data from a Group

question 35

Multiple Choice

In Katia's remedial mathematics study, she collected pretest data from a group of participants. She divided the participants into three groups. One group received no treatment, one group received instruction by a teacher-delivered intervention, one group received peer tutoring on the same problems. After the intervention she tested their math skills. With which validity threat should Katia be most concerned?

• A) Maturation
• B) Testing
• C) Instrumentation
• D) Mortality

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Definitions:

High Levels

A term used to describe significant amounts or degrees of a particular attribute, characteristic, or activity.

Low Intelligence

Refers to significantly below average cognitive ability that affects learning and intellectual functioning.

Extrinsic Motivation

Response to external incentives such as rewards and punishments.

Incentives

Rewards or motivations provided to encourage specific actions or behaviors.