STAT-disc---free plagiarism

"When does one use a one-tailed test or a two tailed test"

·       In this week's Internet Resources, view tab 3.  Sal sets up an example of a one-tailed hypothesis test and two-tailed hypothesis test.  It is interesting to watch.  Now create you own example showing when you would do a one-tailed test and when you would do a two-tailed test.