Which measure of central tendency is the middle score in a distribution?

During manual cleaning of surgical instruments, what type of solution should be used?

a. cold water, detergent, and enzymatic cleaner with high pH b. lukewarm water, detergent, and enzymatic cleaner with neutral pH c. hot water, detergent, and enzymatic cleaner with high pH d. cold sterile water and enzymatic solution with low pH

When lifting heavy objects, what is the best way to position your feet?

a. One foot slightly in front of the other b. As close together as possible c. 6 to 8 inches apart d. As far apart as is comfortable