Quasi experimental designs are particularly susceptible to bias due to measurement error because
a. there are no control variables.
b. participants are not randomly assigned to groups.
c. the experimental and control groups are not matched prior to the introduction of the independent variable
d. the dependent variable measure is not the same for the two groups of participants.
B
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Which of the following statements is characteristic of the memory of older adults?
The spelling of older adults is better than their speech. Older adults are better at recall than recognition. Older adults are less likely to have tip-of-the-tongue forgetfulness. Older adults are better at recognition than recall.
In the research study described by your authors, which of the following factors was shown to be associated with an increase in sleep-related problems in children?
a. one extra hour of nighttime media usage by children b. regularly watching violent media after dinner time c. watching media with a siblings present but no parents in the room d. watching adult news broadcasts instead of children's programming