Under what circumstances is the phi-coefficient used?
a. When one variable consists of ranks and the other is regular, numerical scores
b. When both variables consists of ranks
c. When both X and Y are dichotomous variables
d. When one variable is dichotomous and the other is regular, numerical scores
C
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Which developmental psychologist argued that cognitive development is a result of social interactions in which children learn through guided participation and working with mentors to solve problems?
A. Edwin Morehouse B. Jean Piaget C. Frank Baum D. Lev Vygotsky
What is true of memory formation in infants?
A. Infants under four months of age can recall information acquired within a 24 hour window. B. Memory improves dramatically between two and six months of age. C. Young infants, but not neonates, demonstrate memory for stimuli to which they have been exposed previously. D. Long-lasting memories (one week or greater) typically do not occur until the beginning of the first year.
When trying to reduce learned helplessness, parents and teachers can encourage children who are engaging in an achievement task to view the task as a(n)
a. opportunity to learn rather than a test of ability. b. way to relearn how to learn. c. opportunity to relearn how to think under pressure. d. way to learn how to gain a mastery orientation.
The role of the superior colliculus is
a) colour detection b) combining rod information with cone information c) facilitating saccadic eye movements d) facilitating motion detection