Camila is interested in examining whether people who have more frequent access to pictures have better memory. Which of the following represents the null hypothesis for her study?
A) Frequent access to pictures will lead to better memory.
B) Frequent access to pictures will lead to worse memory.
C) Frequent access to pictures will affect memory.
D) Frequent access to pictures will not affect memory.

Question

Quizplus · Accepted Answer

The null hypothesis in a study typically posits that there is no effect or difference as a result of the variable being studied. In this case, option D, which states that frequent access to pictures will not affect memory, directly represents the null hypothesis by suggesting there is no impact of picture access on memory.

Camila Is Interested in Examining Whether People Who Have More