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