Question

A health psychologist wanted to determine whether tai chi or walking can significantly reduce symptoms for people with arthritis. 40 participants, aged 18 or over and doctor diagnosed with arthritis, self-reported pain and stiffness at the end of a 5-week tai chi course and then at the end of 5 weeks of monitored walking. Lower scores indicated lower pain and stiffness. The measurements of pain and stiffness had MD = 8.5, SD = 21.5. Indicate the independent variable. the age of the participants the number of weeks of exercise the type of exercise the level of pain and stiffness

          A health psychologist wanted to determine whether tai chi or walking can significantly reduce symptoms for people with arthritis. 40 participants, aged 18 or over and doctor diagnosed with arthritis, self-reported pain and stiffness at the end of a 5-week tai chi course and then at the end of 5 weeks of monitored walking. Lower scores indicated lower pain and stiffness. The measurements of pain and stiffness had MD = 8.5, SD = 21.5. Indicate the independent variable.
the age of the participants
the number of weeks of exercise
the type of exercise
the level of pain and stiffness

A health psychologist wanted to determine whether tai chi or walking can significantly reduce symptoms for people with arthritis. 40 participants, aged 18 or over and doctor diagnosed with arthritis, self-reported pain and stiffness at the end of a 5-week tai chi course and then at the end of 5 weeks of monitored walking. Lower scores indicated lower pain and stiffness. The measurements of pain and stiffness had MD = 8.5, SD = 21.5. Indicate the independent variable.
the age of the participants
the number of weeks of exercise
the type of exercise
the level of pain and stiffness

Added by Kathleen T.

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