Professor Golder is studying hyperactivity in preschool age children. She is concerned that differences in child rearing, diet, and so forth may affect her results
To minimize these potential preexisting variables, she should be sure to do which of the following?
a. Use random assignment when forming her groups.
b. Include an independent variable.
c. Include a dependent variable.
d. Assign boys to the experimental group and girls to the control group.
e. Include multiple confounding variables.
a. Use random assignment when forming her groups.
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Bobby is a very active 5-year old compared to others in his class
He appears to seek a great deal of stimulation, and is very playful, curious, and explorative. Bobby's seemingly unlearned motives, which are likely to increase stimulation, are called ________. a) developmental motives b) exploratory motives c) stimulus motives d) cognitive motives
Which of the following is the pattern of development of emotion along the rage-anger dimension?
a. Distress, anger, guilt b. Guilt, anger, distress c. Guilt, distress, anger d. Anger, guilt, distress
Complete sexual abstinence is termed celebrity
Indicate whether the statement is true or false
Many fine motor skills are difficult for young children because ______.
A. preschoolers are unmotivated to try them independently B. parents often fail to provide opportunities to practice them C. preschoolers' brains are strongly lateralized D. they involve both hands and both sides of the brain