______ Is a Quasi-Experimental Design Where Measurements Are Taken from Two

question 29

Multiple Choice

______ is a quasi-experimental design where measurements are taken from two groups of test units. The experimental group is exposed to a treatment/independent variable, and then another series of measurements is taken from both groups.

• A) multiple time-series design
• B) time-series design
• C) temporal precedence
• D) interrupted time-series design

---

Definitions:

Density

The mass of a substance per unit volume, often used to describe the compactness of materials in physics and earth sciences.

Seismic Waves

Waves of energy that travel through the Earth, often as a result of earthquakes, which can provide information about Earth's internal structure.

Gravity

The force of attraction by which terrestrial bodies tend to fall towards the center of the Earth.

Density

A measure of mass per unit of volume, indicating how compact a substance is.