A Biomedical Company Is Studying Whether Its Knee Joint Replacement

Multiple Choice

A biomedical company is studying whether its knee joint replacement is causing nerve damage. After extensive tests, the researchers make an erroneous decision, concluding that the replacement does cause nerve damage. A Type I error is the probability of?

A) rejecting the alternative hypothesis when it is true
B) rejecting the null hypothesis when it is true
C) accepting the null hypothesis when it is true
D) accepting the alternative hypothesis when it is true