Descriptive statistics are used to ______________, whilst inferential statistics are
used to _______________.
A) Illustrate patterns in data; support research hypotheses.
B) Support research hypotheses; illustrate patterns in data.
C) Show main effects; show moderating effects.
D) Show moderating effects; show main effects.
C
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Known causes of ASD include
a. infant defense against maternal hostility. b. obvious brain abnormalities. c. environmental toxins. d. fragile-X syndrome.
For a two-tailed hypothesis test evaluating a Pearson correlation, what is stated by the null hypothesis?
a. There is a non-zero correlation for the general population. b. The population correlation is zero. c. There is a non-zero correlation for the sample. d. The sample correlation is zero.
Which of the following is a typical change in attention seen during childhood?
a. Attention becomes less selective. b. Attention span becomes shorter. c. Attention becomes less focused on irrelevant objects. d. Attention becomes more unsystematic.
Your nephew has always been "strong willed" and has a difficult personality. He is now in early childhood and is very aggressive in most things that he does. Your brother is concerned and asks you what your thoughts are. You tell him that _____
he should be concerned, aggressive behavior in early childhood is a predictor of aggression in adolescence and adulthood he should not be concerned, most children in early childhood go through this phase and will eventually stop being aggressive he should be concerned, but there is nothing that he can do as it turns out, very aggressive children during early childhood perform at superior levels in school