Which of the following beliefs is the BEST example of a null hypothesis (H₀)? A) "Test prep courses such as Kaplan and the Princeton Review raise students' SAT scores." B) "Women are more considerate than men." C) "The higher the price of gas, the more people will consider buying a hybrid car." D) "All politicians are the same."

Question

Quizplus · Accepted Answer

The belief that "all politicians are the same" is an example of a null hypothesis because it suggests that there is no difference between politicians. It can be tested by attempting to disprove it through evidence that shows differences between politicians. The other options are not examples of null hypotheses as they suggest a positive relationship between variables (A and C) or a comparison between groups (B).

Which of the Following Beliefs Is the BEST Example of a Null