As people age, which part of the eye becomes less flexible and less able to accommodate?
a. fovea
b. retina
c. lens
d. iris
C
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When using Wilcoxon's matched pairs-signed ranks test, the rank of the difference between related scores is calculated
Indicate whether the statement is true or false
Systematic variation in an experiment may be due to:
a. the independent variable. b. confounds. c. the independent variable and confounds. d. error.
After a serious head injury, Tom faced difficulty in doing a series of tasks in the proper sequence. It is most likely that Tom's _______________ was injured
a. occipital lobe b. frontal lobe c. parietal lobe d. temporal lobe
Self-esteem is influenced by children's self-conceptions as well as ______.
A. the number of things they are good at B. the importance they assign to the particular ability C. the feedback they get from teachers D. their age