Question

In a study with a similar design as the previous example, researchers looked at the effects of nutrition on reading ability. In Group A, children ate at least three ounces of dark green vegetables every day for one month. In Group B, children were fed of their regular diet. At the end of the month, the children took a reading comprehension test. Those who ate the green vegetables every day for one month (Group A) did not vary in their test scores when compared to Group B.
san po yung independent at dependent variables

Answer 1

Explanation:

The example given in question statement is about extraneous variable, where the variable is not dependant on something but it can lead to change in output result. In given case, the behaviour or relationship of green vegetables or healthy diet is to be checked against academic performance, which gives us the scenario of extraneous variable. And the end result of experiemnt showed that there was no considerable effect of green vegetables