In Testing for the Significance of the Difference Between Two

question 1

Multiple Choice

In testing for the significance of the difference between two sample means when the sample size is small,we may assume equal population variances if

• A)sample sizes are exactly the same.
• B)sample sizes are varied.
• C)sample sizes are approximately equal.
• D)none of the above;we cannot assume equal population variance

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Definitions:

Genu Varum

A condition characterized by the outward bowing of the legs, commonly referred to as "bow-leggedness."

Hallux

The medical term for the big toe, crucial for balance and walking.

Bursa

A fluid-filled sac located in areas where friction occurs, serving as a cushion between bones and tendons or muscles around a joint.

Arthroplasty

A surgical procedure to restore the function of a joint by resurfacing the bones or replacing the joint with artificial components.