Even If a Treatment Has an Effect,it Is Still Possible

Multiple Choice

Even if a treatment has an effect,it is still possible to obtain a sample mean that is very similar to the original population mean.What outcome is likely if this happens?​

A) ​Reject H₀ and make a Type I error.
B) ​Correctly reject H_0.
C) ​Fail to reject H₀ and make a Type II error.
D) ​Correctly fail to reject H_0.