FIGURE 2- 4
-Suppose we have data for 1000 students for a period of one year.The data show that those students who spend more hours studying have a higher grade point average (GPA).We can say that
A)there is a causal relationship between hours of study time and GPA.
B)there is a positive correlation between hours of study time and GPA.
C)more hours spent studying leads to a higher GPA.
D)if hours of study time increase,then GPA will automatically increase.
E)having a higher GPA leads students to spend more time studying.

Question

Quizplus · Accepted Answer

The statement indicates a positive correlation between hours of study time and GPA, which means that as one variable increases, the other tends to increase as well. However, it does not necessarily indicate a causal relationship, and it is not clear whether increasing study time would automatically lead to a higher GPA or vice versa. Additionally, the statement does not provide evidence for the direction of causation, so it is possible that both factors influence each other.