True or false: the methodologies of field research and musicological ethnography are central to the academic discipline of ethnomusicology. a. true b. false

The statement is "True". 

Ethnomusicology is the investigation of music in its social setting. People working in the field may have education in music, social anthropology, fables, performance studies,  social examinations, sexual orientation studies, race or ethnic investigations, area studies, or different fields in the humanities and sociologies.

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.

answer; form new memories;