A Researcher Is Testing a Hypothesis of a Single Mean $\alpha$

question 22

Multiple Choice

A researcher is testing a hypothesis of a single mean. The critical z value for $\alpha$ =.05 and a two-tailed test is ±1.96. The test statistic from sample data is -1.85. The decision made by the researcher based on this information is to ___ the null hypothesis.

• A) reject
• B) not reject
• C) redefine
• D) change the alternate hypothesis into
• E) restate the null hypothesis

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