On Monday, 20-month-old Raoul watched his older brother Carlos stir his applesauce with a spoon. On Thursday, Raoul tried to use a spoon to stir his applesauce. Raoul is using a(n) ________ to imitate Carlos’s behavior

Discuss the problems associated with using no-treatment control groups in experimental research on treatment effectiveness

What will be an ideal response?

A researcher tells a preoperational child, "I have 10 toy animals and most are lions, do I have

more animals or lions?". What would be the typical preoperational child's response to this question? A) That you have the same amount of lions and animals. B) There are more animals than lions. C) There are more lions than animals. D) They could not answer because they cannot understand mathematical operations as of yet.