Given the Following Design, Identify the Most Probable Example of the Study

question 13

Multiple Choice

Given the following design, identify the most probable example of the study from the descriptions below. E X O
C O

• A) Ned examines how fourth graders who were provided after school homework help and those who were not on the end of year mathematics test.
• B) Ned describes the typical mathematics standardized test that fourth graders are required to take in his state.
• C) Ned compares how fourth graders given either after school homework help via the phone or the Internet perform on the end of year mathematics test.
• D) Ned examines how the amount of homework help available after school relates to performance on the end of year mathematics test.

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Definitions:

Observable

In physical and analytical sciences, a measurable property or phenomenon that can be detected and quantified through experiments.

IR

Infrared (IR) spectroscopy is a technique used for identifying and studying chemicals through the absorption of infrared light, which causes molecular vibrations.

IR Absorption

The process by which molecules absorb infrared radiation, used in spectroscopy to identify chemical compounds.

Ethyne

A hydrocarbon compound with the formula C2H2, known as acetylene, used as a fuel and a building block in organic synthesis.