Which of the following could be described as a null hypothesis for testing the link between academic attainment of secondary school pupils studying for GCSEs and hours of independent study completed by each student?
A)The number of hours of independent study has no effect upon academic attainment.
B)The more hours of independent study completed,the greater the academic attainment.
C)The more hours of independent study completed,the lower the academic attainment.
D)Independent study improves academic attainment.

Question

Quizplus · Accepted Answer

The null hypothesis in statistical testing typically posits that there is no effect or no difference. In this context, stating that the number of hours of independent study has no effect upon academic attainment aligns with the concept of a null hypothesis, as it suggests there is no relationship between the two variables being studied.

Which of the Following Could Be Described as a Null