Determine Which Evaluation Guideline(s) Apply in Questioning the Results of the Described

question 74

Multiple Choice

Determine which evaluation guideline(s) apply in questioning the results of the described study
-A mathematics teacher wanted to determine whether assigning homework had a beneficial effect on student learning in first year algebra. His class met at 8:00 in the morning and he obtained the cooperation of another teacher of the same class that met at 2:00 in the afternoon.
He gave his class no homework while the other teacher continued to assign homework as he usually did. Both teachers gave the same tests so that they could compare the results.

• A) Consider possible confounding variables
• B) Consider the sample
• C) Consider the measurement of the variable of interest
• D) All of the above

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Definitions:

Fracture

A break or crack in a rock; subdivided into joints and faults.

Rock Layers

Strata or sequences of rock sediment that have accumulated over time, each layer representing a specific era in geologic history.

Youngest Unit

The most recently formed or deposited geological layer or structure in a sequence.

Logrolling

A political term denoting the practice of exchanging favors, especially in legislative contexts, but can also refer to reciprocal arrangements in other areas.