B) time
C) quantity
D) categories
a. Goodness-of-fit test with equal frequencies
b. One-way ?2 with equal expected frequencies
c. One-way ?2 with unequal expected frequencies
d. Unequal-means analysis
Ans: C
The tendency to associate with other children of the same gender is known as
a. gender identity. b. gender schema. c. gender segregation. d. gender discrimination.
Children's cognitive maps show that school-age children's understanding of __________ is more accurate than that of preschoolers.
The influence of the researcher's expectations on the outcome of the study refers to a. reactivity
b. expectancy effects. c. ecological validity. d. both reactivity and expectancy effects.
The adolescent growth spurt
a. occurs around the age of 17 or 18. b. involves a weight gain of approximately 15 pounds. c. is evident for weight but not for height. d. is the fastest growth interval of the lifespan.