7. Hypothesis Testing: Introduction to Hypothesis Testing
Two-tailed vs. One-tailed Testing
A left-tailed test should be used when the population parameter is suspected to be than a particular value. The hypotheses of a left-tailed -test for a population mean are:
A right-tailed test should be used when the population parameter is suspected to be than a particular value. The hypotheses of a right-tailed -test for a population mean are:
A right-tailed test should be used when the population parameter is suspected to be than a particular value. The hypotheses of a right-tailed -test for a population mean are:
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