The Three Confidence Intervals Below Were Constructed from the Same $19.3 < \mu < 24.7$

question 24

Multiple Choice

The three confidence intervals below were constructed from the same sample. One of them was computed at a confidence level of 90%, another at a confidence level of 95%, and another at a confidence level of 98%.
Which is the confidence level at 98%?

• A) \(19.3 < \mu < 24.7\)
• B) \(20.1 < \mu < 23.9\)
• C) cannot be determined
• D) \(19.7 < \mu < 24.3\)

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Definitions:

Verbal Aggression

involves expressing negative feelings or thoughts through words to attack or abuse someone else.

Psychopathic

Pertaining to a personality disorder characterized by persistent antisocial behavior, impaired empathy, and bold, disinhibited, and egotistical traits.

Undercontrolled

Describes a lack of restraint or an inability to regulate one’s emotions, impulses, or behaviors effectively.

Overcontrolled

Describes an individual or process that is excessively managed or regulated, often leading to limited freedom or creativity.