Which of the Following Is a 98% Confidence Interval for the Population

question 6

Multiple Choice

Which of the following is a 98% confidence interval for the population variance when the sample variance is 20 for a sample of 10 items from a normal population?

• A) [8.308, 86.207]
• B) [7.476, 77.512]
• C) [8.617, 78.125]
• D) [7.755, 70.313]

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Definitions:

Undesirable Behaviors

Actions or habits that are considered negative or socially unacceptable, often leading to negative outcomes.

Feelings

Subjective experiences of emotion, often described as personal emotional states or reactions.

Expressed Emotion

A measure of the family environment, referring to critical, hostile, or emotionally over-involved attitudes members have towards another member with a chronic mental illness.

Schizophrenia

A severe psychological disorder characterized by loss of contact with reality, hallucinations, delusions, inappropriate or flat affect, some disturbance in thinking, social withdrawal, and/or other bizarre behavior.