Prescribed physical therapy exercises

Reference no: EM133645168

Question

While assessing the reliability of an instrument to measure improvement in vertigo after doing prescribed physical therapy exercises, the nurse obtained the Cronbach's alpha score of 0.81. This alpha score indicates that the instrument a. needs revised b. has inter-rated reliability c. identified in verse relationships among the items d. is consistent between the items on the instrument.

Reference no: EM133645168

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