What is disulfiram?

To determine if sugar-rich diets affect hyperactivity in kids, a researcher first received parental permission and then prepared two daily menus that children received for a 30-day period

A high-sugar diet was given to the boys, whereas the girls had a menu that seemed identical but was not a high sugar diet. At the end of 30 days, the boys and girls were evaluated to determine their levels of hyperactivity. In the study, the amount of sugar in each child's diet is the ________. a) placebo b) independent variable c) dependent variable d) control group

As a parent of a 3-year-old, you have visited several preschool programs to determine the one that will provide the highest quality experience. Which of the following should NOT be heavily weighted in your decision about which preschool to pick?

a. whether the teachers have been formally trained and have educational credentials b. whether they make good use of time by providing worksheets and flashcards to practice numbers and letters c. whether the teachers spend a lot of time interacting with the children, rather than with each other d. whether there is a small class size