Quasi-Experiments Are Not Experiments Because They Lack ______

question 15

Multiple Choice

Quasi-experiments are not experiments because they lack ______.

• A) random assignment
• B) any type of comparison
• C) a dependent variable
• D) pre- and posttest

---

Definitions:

Nuclear Magnetic Resonance

A physical phenomenon in which nuclei in a magnetic field absorb and re-emit electromagnetic radiation, used in imaging and spectroscopy.

Medical Imaging

the technique and process of creating visual representations of the interior of a body for clinical analysis and medical intervention.

Radiologic Imaging

The use of various forms of radiation to create images of the internal structures of the body for diagnostic purposes.

Catheters

Tubes that can be inserted into the body to treat diseases or perform a surgical procedure.