Mr. Pierce arrived for his scheduled blood test at 10:00 this morning. When you asked if he followed instructions and fasted since midnight, he proudly states that he hasn't had anything "except my morning coffee." What should you do?

Question Options:

A. Tell Mr. Pierce that he will need to wait 3 hours in the office before the blood is drawn.

B. Draw the blood specimen and note on the paperwork that he had coffee this morning.

C. Draw the blood specimen; no special documentation is necessary.

D. Inform the physician to determine whether the blood can still be collected.

E. Tell Mr. Pierce that coffee is not allowed and reschedule the appointment.

inform the physician to determine whether the blood can still be collected

Instructions given to Mr. Pierce is that he should fast so that his blood sample can be taken for a test. Of course, Mr. Pierce has already taken his morning coffee which is not fasting. The best thing to do is inform the physician and ask if the blood sample can still be collected. Perhaps the coffee in his body might interfere with the experiment.

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.

can you explain it better