A Physical Therapist Is Interested in Whether People with Different $\pm$

question 79

Multiple Choice

A physical therapist is interested in whether people with different bone structures will be affected differently by her new therapy program.She randomly chooses two groups of patients based on bone type: small-boned frame (X_S) and large-boned frame (X_L) .Patients all had similar injuries.She measures the number of days each person takes to progress to a predetermined point.Here is the data:
What are the critical values of t if the alpha level is .05?

• A) \(\pm\)1.708
• B) \(\pm\)2.052
• C) \(\pm\)2.056
• D) \(\pm\)2.060

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Definitions:

Favorable Stimulus

A stimulus that elicits a positive response or behavior from an organism.

Negative Reinforcement

A behavior modification technique that increases the likelihood of a behavior by removing or avoiding a negative outcome or stimulus.

Electric Shock

A sudden discharge of electricity through a part of the body, capable of causing injury or various physiological effects.

Lever

A simple machine consisting of a rigid bar that pivots on a fixed point to lift or move loads with one end when force is applied to the other.