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

question 24

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 observed z value from sample data is -2.11.The decision made by the researcher based on this information is to _____ the null hypothesis.

• A) reject
• B) fail to reject
• C) redefine
• D) change the alternate hypothesis into
• E) restate

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Definitions:

Cognitive Neoassociationism

A theory suggesting that emotions are linked in the brain through their common cognitive processes, leading to affective responses from related thoughts or memories.

Personal Values

Core beliefs or standards that guide an individual's behavior and decision-making, reflecting what is important to them.

Situational Cues

External indicators in an environment that can influence an individual's thoughts, feelings, or behavior.

Hostile Feelings

Negative and aggressive emotions directed towards others, which can lead to antagonistic attitudes or behaviors.