A researcher has identified seventy individuals with a relatively rare psychological disorder. These individuals are asked to identify blood relatives, who are contacted by the researcher to see if they have the same disorder. What kind of research study is being performed?
a. an epidemiological survey c. a historical study
b. a genetic linkage study d. a correlational case study
B
Psychology
You might also like to view...
________ refers to the process by which changes in lens shape help to focus images onto the retina
Fill in the blank with the appropriate word.
Psychology
Describe the attributes of the three primary temperaments, on which nearly all personality typologies agree
What will be an ideal response?
Psychology