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In: Statistics and Probability

Increasing joint extension is one goal of post-surgical rehabilitation therapy. In a study to evaluate the...

Increasing joint extension is one goal of post-surgical rehabilitation therapy. In a study to evaluate the effect of therapy which uses ultrasound and stretching, passive knee extension was measured after each treatment. Passive knee extension data is given (in degrees) for a sample of 10 therapy participants.

63 41 62 55 66 57 39 55 68 52

Compute the following:

a) Mean

b) Median

c) Range

d) Standard Deviation

e) What would be the z-score for a patient that experienced a knee extension of 62 degrees?

f) Should a therapist be concerned about a patient who experienced a knee extension of less than 35 degrees? Why?

( I need to know the last question "why")

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Expert Solution

orchestra answered 1 year ago
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