Amissionary named patrick played a major role in spreading christianity to

a. poland
b. britain
c. russia
d. ireland

A missionary named Patrick played a major role in spreading Christianity to:

D. Ireland

St. Patrick is the patron saint of Ireland, even though it is believed that he was born in Scotland. St. Patrick’s Day is celebrated on March 17.

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.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.