Hypothesis Test For a Mean


  1. Follow the instructions and hit the "enter" key when you have finished entering in your step, or select the correct entry.

  2. If you need a hint, click on the "Hint Button".

  3. You may assume that the given standard deviation is equal to the population standard deviation. This assumption will allow you to use the z-distribution table.




Written Exercises


  1. Describe the steps in conducting a hypothesis test?

  2. Explain how to use the critical region.

  3. Why do we write that we "fail to reject the null hypothesis" instead of accepting the null hypothesis?



Information on conducting a hypothesis test for a mean

Statistics Lecture Notes

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