Types of t test

Explain the difference between a one-tailed and two-tailed t test using your own words. Validate your explanation by citing credible expert sources (textbooks, peer-reviewed journal articles, etc.).

State two research hypotheses that can be tested using a one-tailed t test, and discuss why a one-tailed t test would be appropriate for those hypotheses.

State two research hypotheses that can be tested using a two-tailed t test, and discuss why a two-tailed t test would be appropriate for those hypotheses

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