When Moore (1998) investigated how many blocks of observations are required to get an accurate picture of how often the critical behavior occurred, he found that
a. when randomly selected, only 2 to 4 8-minute blocks are necessary for high levels of accuracy.
b. there were few differences in accuracy for 4 to 16 8-minute blocks.
c. the accuracy peaked at about 10 8-minute blocks and fell with larger numbers of observations.
d. a large number of observations (up to 30 8-minute blocks)) produced notably greater accuracy than 4, 8, 12, or 16.
d
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Greg bullies other children at school. Based on longitudinal studies, Greg is likely to __________.
A. come from a family that overemphasizes success in school B. be insecure and anxious C. have parents who frequently use aggression and tolerate aggression in Greg D. come from a family using a permissive parenting style
In Eysenck's view, a strong need for sensory stimulation is found in:
a. psychotics b. introverts c. extraverts d. psychopaths
Some childhood illnesses are actually good because having them means the child won't get the same illness as an adult when it could be more serious
Indicate whether the statement is true or false
Raul instructs parents to have children watch different types of programming over the course
of the week. During the next week, he observes the behavior of these children as they interact with other peers in his lab. This particular study is known as the __________ study. A) lab/lab B) field/lab C) field/field D) lab/field