Chi-square is a non-parametric statistic. What does it tell us?
a. If observed cell counts equal zero
b. What percent of responses fit a specific cell
c. If frequencies differ from what we would expect to find
d. If two means differ
Ans: c. If frequencies differ from what we would expect to find
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Sandra is watching some of her classmates on the play ground. They have become rowdy and
are hitting each other with the jump ropes. The recess monitor intervenes and the children are placed into time-out as Sandra watches. The next day when the jump ropes are distributed at recess, Sandra is careful to use them to jump. This is an example of a. classical conditioning. b. operant conditioning. c. the ego. d. observational learning.
For infancy, the central crisis in Erikson's theory is ____
a. trust vs. mistrust b. autonomy vs. shame c. initiative vs. guilt d. industry vs. inferiority