Z Test for the Mean

Z Test for the Mean
  • Currently 4.0/5 Stars.
5395 views, 3 ratings - 00:09:33
Taught by muchomath

Meets NCTM Standards:

Created by and copyright of Larry Perez. Funded by the state of California through Saddleback College. More information on videos, resources, and lessons at Algebra2Go.
Using the Z test in Statistics.

  • What is the Z test?
  • How do you identify the claim and define the hypothesis?
  • What is a left-tailed hypothesis test?
  • What is an alternate hypothesis?
  • What is a null hypothesis?
  • What are critical values for a normal distribution for statistics?
  • What is an acceptance and rejection region?
  • What is a sample standard deviation and how do you find it?
  • What is a Z-score and how do you find it?
  • How do you decide whether to accept the null hypothesis or reject it?
This video does a great job of stepping through a college statistics problem, defining the hypothesis and claim, and using the Z test for a normal distribution to test the claim. A really helpful video for brushing up on this vital statistics topic.
  • Currently 4.0/5 Stars.
Reviewed by MathVids Staff on December 22, 2008.
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