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

question 69

Multiple Choice

A researcher is testing a hypothesis of a single mean.The critical z value for $\alpha$ = .05 in 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
• E)restate

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Definitions:

Core Strategies

The fundamental methods or approaches adopted to achieve a particular goal or to solve specific problems.

DBT

Dialectical Behavior Therapy, a cognitive-behavioral treatment that focuses on teaching coping skills to manage emotional distress and improve interpersonal relationships.

Validation

The acknowledgment and acceptance of another person's feelings, thoughts, or experiences as valid and understandable.

Client Agreements

Contracts or agreements outlining the expectations, roles, and responsibilities of both therapist and client in the therapeutic process.