A correlation coefficient is a mathematical index of
A) the degree to which one variable causes another.
B) the degree of genetic relatedness of two family members.
C) the degree of agreement (or association) between two measures.
D) the degree to which a variable is a reliable measure.
E) none of these options.
C
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Eyewitnesses who perceive themselves to be more objective have more confidence in their testimony and are _____
a) more accurate. b) more likely to include incorrect information. c) able to give more detailed testimony. d) especially good observers.
According to Bruner, childhood development occurs __________
a. as a progression through well-defined stages, starting with the sensori-motor stage b. as a result of the influence of the culture a child is in, often through language c. through the building of new knowledge on the scaffolding of old knowledge d. in ways that reflect the individual differences among various children