1. A researcher is studying a phenomenon with a medium effect size according to Cohen's special conventions. A sample of 25 subjects was utilized for a two-tailed single-sample t-test.(Use = .05, two-tailed)

What is the effect size of this study?

What is the power of this study?

Using the same effect size as 3(a) (and =.05) how many total participants would the researcher need to obtain a power of .94?

Interpret your answer to the above 3(c).What does power equal to 0.94 mean in the context of testing a hypothesis