I work through a 1 sample mean z-test. I include the required checks for working with means, preview how to make a hypothesis statement, and compare how a z-score with means compares to a z-score test with a single piece of data.
After attending a recent AP Statistics training I have added some annotations to my examples.
Mu is the mean stopping distance
3) With n=30 the Central Limit Theorem will ensure the sampling distribution of the sample means will be approximately Normal.
Check out http://www.ProfRobBob.com, there you will find my lessons organized by class/subject and then by topics within each class. Find free review test, useful notes and more at http://www.mathplane.com
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