The difference between mean and median is which of the following?
A) Mean is calculated by adding values, then dividing the sum by the number of values involved; median is calculated by putting the values into numerical order and finding the middle value.
B) There is no statistical difference between the mean and the median.
C) Median is calculated by adding values, then dividing the sum by the number of values involved; mean is calculated by putting the values into numerical order and finding the middle value.
D) Mean is the value of the variance within a study, and median is a representation of the standard deviation.
Question 2
Your patient is a 30-year-old man with Down syndrome who appears to be moderately cognitively disabled. The patient has a cut on his hand and is fearful of having you examine it. The best approach is to:
A) delay examining the hand until EMS arrives in case you need help restraining the patient.
B) be firm with the patient and tell him his dad will have to leave the room if he does not cooperate.
C) state, I need to look at your hand so I can help you. I'll do my best not to hurt you. Will you let me see your hand?
D) gain the patient's confidence by stating, Do you have a little boo boo? Be a good buddy and let me see it.
Brachial Plexus drawing plus the difference in the forearm
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