(p. 226) In the context of the development of emotions, which of the following behaviors is shown by mobile infants (up to 18 months)?
A. frequent display of aggressive feelings
B. indication of a strong sense of self by asserting self
C. awareness of the feelings of others
D. exhibition of contrasting states and mood shifts
Answer: B
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A reason that children with IDD have difficulty in social situations is
a. a result of short-term memory deficiency. b. a failure to correctly identify social cues. c. a deficiency in perceptual-motor activities. d. unwillingness to respond to adults.
An investigator is studying the effect of two physical fitness programs (M and N) on boys and girls. The experimental design is a 2 x 2 factorial design. The results of the investigation might be one of the following four conditions. condition (a) condition (b) M N M N Boys X = 50 X = 60 Boys X = 50 X = 60 Girls X = 60 X = 50 Girls X = 40 X = 60 condition (c) condition (d) M N M N Boys X = 50 X =
40 None of these conditions Girls X = 60 X = 50 . Which condition shows only one possible main effect and no interaction effect? a. condition (a) c. condition (c) b. condition (b) d. condition (d)
Which of the following summarizes the relationship between the standard error measurement and a test's score reliability?
a. The higher the test's reliability, the larger the standard error of measurement. b. The higher the test's reliability, the smaller the standard error of measurement. c. The standard error of measurement also provides an estimate of the correlation between true scores and error scores. d. There is no direct relationship between standard error of measurement and reliability.
About what percentage of the homeless population is comprised of families?
a. less than 5% b. 10% c. 20% d. 40%