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What is the main limitation of the z test

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Reference no: EM131672888

Question: 1. What is the main limitation of the z test? Name the alternative to the z test that does not have this limitation.

2. How does the shape of a t distribution change as the sample size increases? Explain.

3. Name the two t tests used in hypothesis testing for one sample and for two independent samples.

Reference no: EM131672888

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