What Is the Key Difference Between an Experiment and a Quasi-Experiment

question 107

Multiple Choice

What is the key difference between an experiment and a quasi-experiment?

• A)Quasi-experiments do not include dependent variables.
• B)Quasi-experiments do not include independent variables.
• C)Quasi-experiments do not include random assignment.
• D)Quasi-experiments cannot be used in a real-world setting.

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Definitions:

Median

The midpoint in a set of values, such that 50% of the cases in a distribution fall below the median and 50% fall above it.

Mode

The most frequently occurring score in a distribution.

Skewness

A measure of the asymmetry of the probability distribution of a real-valued random variable about its mean, indicating whether the distribution is stretched more to the left or to the right.

Normal Curve

A symmetrical, bell-shaped curve representing a normal distribution of data around the mean.