While conducting statistical analysis, Gordon forgets how to calculate degrees of freedom. All he knows is that Group 1 has twenty-three subjects and Group 2 has twenty-seven subjects. How many degrees of freedom should Gordon use for his analysis?
a. ?4
b. ?48
c. ?50
d. ?2
ANSWER:
b
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Which of the following assumptions are not made by classification systems for psychological disorders, such as DSM-5 and ICD-10?
A. Different psychological disorders are distinct from each other B. Diagnosis is possible only if the ultimate causes of symptoms are understood C. Diagnosis of a specific disorder will ensure that a person will receive the most appropriate treatment D. Two patients with the same diagnosis (e.g. ‘Schizophrenia’) are likely to be similar to each other.
In the classic experiment in which two groups of students studied lists of words with one group staying awake before the testing and the other group sleeping, the students who slept after studying the list remembered more because which of the following was held to a minimum?
a. proactive interference b. disinhibition c. retrograde amnesia d. retroactive interference
Adolescents who develop extreme orientation to their peer group, to the extent of ignoring parents and schoolwork to be popular, are more likely to become involved with
a. extracurricular activities. c. members of the opposite sex. b. a greater number of peers. d. alcohol and drug use.
Budget cuts to the local school district meant that children that attended those schools had to go without new books, music lessons, or safe playground equipment. Which system was affected according to Bronfenbrenner?
a. microsystem b. mesosystem c. exosystem d. macrosystem