What is the appropriate measure of effect size for the independent-samples t-test?
a. Cohen’s w
b. Cohen’s d
c. Cohen’s f2
d. Confidence interval
Ans: B
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On a trip to Spain with their family, Dora (age 5) and her sister Cora (age 15) meet two Spanish girls who invite them to play a game with them. When drawing conclusions about Spanish people, a. both Dora and Cora will conclude that all people from Spain are friendly
b. both Dora and Cora will be wary of concluding that all people from Spain are friendly. c. Cora will conclude that all people from Spain are friendly, and Dora will be wary of concluding that all people from Spain are friendly. d. Dora will conclude that all people from Spain are friendly, and Cora will be wary of concluding that all people from Spain are friendly.
In contrast to experiments, _______________ use techniques including observation or self-reports to provide a detailed picture of specific behaviors, such as how often they occur and under what conditions
A) correlational studies B) cross-sectional methods C) descriptive methods D) psychoanalytic studies
The four basic chemical elements that hold the two helixes of DNA together are called:
a. thymine, histamine, cytosine, and almandine. b. lysine, adenine, serine, and guanine. c. thymine, adenine, cytosine, and guanine. d. almandine, histamine, cytosine, and lysine.
In considering the big issue of whether nature or nurture plays the more important role in infant development, Elizabeth Spelke endorses a ________ approach, which states that infants are born with domain-specific innate knowledge systems.
A. domain knowledge B. core knowledge C. nurture D. learned domain