Victor noticed that every time he ate cheese or drank milk he had an upset stomach afterward.He concluded that he was probably lactose intolerant and decided to stop eating dairy to see if he felt better.This is an example of:
A) hypothesis testing.
B) reliability.
C) operational definitions.
D) validity.

Question

Quizplus · Accepted Answer

This situation describes a process of hypothesis testing, in which Victor observed a pattern and came up with a possible explanation (lactose intolerance) that he then tested by stopping dairy consumption to see if his symptoms improved. Hypothesis testing is a fundamental component of the scientific method used to evaluate the validity of ideas and hypotheses.

Victor Noticed That Every Time He Ate Cheese or Drank