T-test of hypothesis

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T-test of hypothesis
Message posted by liz (via 161.142.78.84) on June 10, 2001 at 9:27 AM (ET)

Can you explain what is the meaning of t-test and show the formula to me? Better give a example. Thank a lot. Wish can receive your feedback as soon as possible.

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Re: T-test of hypothesis
Message posted by JG (via 128.8.23.207) on June 10, 2001 at 6:51 PM (ET)

The t-test is derived from the Z-test. When we estimate the SD, then the Z-test becomes the t-test.
To understand the Z-test you have to know how we use the Normal or Gaussian distribution in statistical testing.

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