Which of the following correlations is the strongest?
a. +.25
b. –.82
c. +.63
d. –.11
Ans: B
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One of the postulates of Piaget's theory of egocentric behavior is that egocentric children have a conception of reality based only on their own point of view. Which of the following represents a testable hypothesis that could be derived through deductive reasoning from this theory?
a. Egocentric children are unpopular among their classmates. b. Egocentric children rate themselves higher in status with their classmates than they actually are rated by others. c. Small-group cooperative learning activities will be better for egocentric children than individualized learning projects. d. Egocentric children will be less popular with teachers than will nonegocentric children.
Little Marvin's talking out in class is maintained by the attention he receives from his peers. Ms. Rumple places Marvin in time out. If this intervention results in the withdrawal of the reinforcement Marvin obtained from his peers, then time out can be viewed as:
a. extinction b. negative reinforcement c. reinforcement d. punishment
Which of the following is an instrument that can be used to assess the receptive language skills in students?
A. AP Picture Vocabulary Test-4. B. Oral and Written Language Scales. C. Expressive One-Word Picture Vocabulary Test. D. Clinical Evaluation of Language Fundamentals-4.
Robert scored an 87 on a recent mathematics placement test. John scored an 86 . The standard error of measurement of the test is 4 . What can we conclude about the two students' actual measures?
a. Robert's true score is higher than John's b. John's true score is higher than Robert's c. Robert's true score may be higher than John's d. The two student's true scores are equal