Dr.Smith noticed that during the summer,an ice-cream stand extended their hours.He also noticed that temperatures were higher and that people consumed more ice cream.The variable of hours the ice-cream stand was open is an example of
A) the experimental method.
B) the third-variable problem.
C) cause and effect.
D) the placebo effect.

Question

Quizplus · Accepted Answer

The variable of hours that the ice-cream stand was open is not directly related to the increase in ice cream consumption; rather, it is a third variable that may be impacting both the temperature and the consumption. Therefore, this is an example of the third-variable problem.

DrSmith Noticed That During the Summer,an Ice-Cream Stand Extended Their