Types of Experimental Design

Experimental design is a systematic way to study how an independent variable affects a dependent variable. Researchers use it to compare results and judge whether a treatment or intervention changes the outcome.

Three common experimental designs are pre-experimental design, true experimental desi...

Experimental studies are used to examine causal relationships between variables.

Suppose researchers are interested to know whether caffeinated drinks affect short-term memory.

So, how is this experiment designed to test the hypothesis?

Pre-experimental design is one of the basic types of experimental design, which involves ...