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Appropriate uses for certain research applications

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A. Describe a research application for which it would be appropriate to employ a: a. z-test.
b. a t-test.
c. a Chi-quare analysis.

Please show examples.

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Solution Summary

This solution discusses appropriate research applications for a z-test, a t-test and a Chi-square analysis.

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A) A z -test is often used in scienctific and social investigations. Researchers may need to make decisions through statistical hypothesis testing bguided by underlying theory and empirical observations. The z test can be used to compare sample and population means to determine differences. It is a popular technique for obtaining statistical information based on assumptions of normative distribution.

B) A t-test is an appropriate method ...

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