Patients on Your Unit Complete Functional Mobility Tests

Multiple Choice

Patients on your unit complete functional mobility tests. Your patient's speed is reported as a Z score of 2.3. Her strength is reported as a Z score of -0.8 You know this means:

A) Your patient's speed is better than her strength
B) Your patient is faster than 99% of the patients on the unit
C) Your patient is 2.3 times faster than the slowest patient on the unit and 0.8 times slower than the weakest patient
D) Your patient is faster than average but weaker than the average patient on the unit.