The colisseum it's in roma
In an experiment, an independent variable is the one that is controlled in order to measure the effects of the dependent variable. The dependent variable is the one that is being tested or measured.
In this example, the dependent variables would be the flashcards or the underlining, as those are the variables that are going to be measured. <em>The independent variable is the quality of the study.</em>
They wanted to expand their empire, they wanted to increase their power, and they also wanted to increase their wealth.
Twins that share a particular trait are said to be concordant for the trait.