A Random Sample of 20 Observations Is Selected from a Normally

question 12

Multiple Choice

A random sample of 20 observations is selected from a normally distributed population. The sample variance is 12. In the 95% confidence interval for the population variance, the upper limit will be:

• A) 6.940
• B) 7.564
• C) 22.536
• D) 25.599
• E) 27.392

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Definitions:

Medial Malleolus

The bony protrusion on the inner side of the ankle, part of the distal end of the tibia bone.

Ankle Joint

A hinge joint that connects the foot and the leg, allowing up and down movement.

Lateral Side

The part or surface of a body that is positioned toward the side, away from the midline.

Ankle Joint

A complex joint that connects the foot to the leg, comprising three bones (tibia, fibula, and talus) and allowing up-and-down and side-to-side movements of the foot.