Find the Critical Value $\mathrm { z } _ { \alpha / 2 }$

question 58

Multiple Choice

Find the critical value $\mathrm { z } _ { \alpha / 2 }$ that corresponds to a 98% confidence level.

• A) 2.33
• B) 2.575
• C) 1.75
• D) 2.05

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Definitions:

Generalized Anxiety Disorder

A mental health disorder characterized by persistent and excessive worry about a number of different things, significantly impacting daily functioning.

Delusions

Fixed false beliefs that are resistant to reason or confrontation with actual facts, often observed in psychiatric conditions.

Trembling

Involuntary, rhythmic muscle contractions leading to shaking movements in one or more parts of the body, often due to emotional states or medical conditions.

Phobic Disorder

A type of anxiety disorder characterized by an excessive and irrational fear of an object, situation, or activity, leading to avoidance behavior.