Statistic Review: Hypothesis Testing

Please provide your 300-400 word response (multipart) drawing upon your personal and work experiences and using your own.  Be sure to include citations for resources you have used to craft your response.

(a) Explain the difference between a left-tailed, two-tailed, and right-tailed test, to include when would we choose each type of test and how can we tell the direction of the test by looking at a pair of hypothesis?

(b)  Give an example of each type of test from some research problems you see at your workplace (Medical field or Big 3 Automotive). 

(c)  Explain why you chose the type of test you did for each.