A Random Sample of Size 15 Taken from a Normally

question 77

Multiple Choice

A random sample of size 15 taken from a normally distributed population resulted in a sample variance of 25. The upper limit of a 99% confidence interval for the population variance would be:

• A) 12.868.
• B) 92.032.
• C) 85.896.
• D) 75.100.

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Definitions:

Selective Perception

The process by which individuals interpret or focus on specific stimuli while ignoring others, based on preconceptions or experiences.

Projection

A psychological defense mechanism where an individual ascribes their own undesired feelings or attributes onto others.

Increased Satisfaction

The improvement of contentment and fulfillment experienced by individuals, typically in a work or service context.

Challenging Tasks

Assignments or projects that require significant effort, skill, or innovation to complete.