1. you are testing the hypothesis $mu = 0.7$ ...
1. you are testing the hypothesis $mu = 0.7$ and rejected the null hypothesis. if the null hypothesis is true, did you make a correct decision, a type i error, or a type ii error?\na. correct decision\nb. type i error\nc. type ii error\nd. not enough information
Answer
# Brief Explanations:
A Type I error occurs when we reject a true null hypothesis. Here, the null hypothesis $\mu = 0.7$ is true but we rejected it. So, this is a Type I error.
# Answer:
B. Type I error