Nathan, a researcher, conducts a study to find out the effects of sugar consumption on the activity level of toddlers. He categorizes the participants into two groups with equal number of participants. In a day, the members of the first group consume 50 grams of sugar, whereas the members of the second group consume 40 grams of sugar. After a week, Nathan notices that the members of the first group display more restlessness than the members of the second group do. Which of the following is the independent variable in this study?
A. restlessness of the participants
B. sugar consumption by the participants
C. the members of the second group
D. the members of the first group
Answer: B
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b. Snakes have an unconscious symbolic meaning, to monkeys as well as to humans. c. A monkey learns fear by seeing another monkey show fear. d. A monkey that receives a bite from any animal generalizes its fear to all animals.
When parents recast a child's imperfect sentences, it __________.
A. serves to weaken the parent-child bond B. actually makes children's grammar worse C. improves children's grammatical usage D. misses the point when it comes to language development
Random assignment and random selection are the same thing
a. True b. False Indicate whether the statement is true or false
Parents who are highly nurturant but make few demands on their child are practicing the parenting style called _______.
a. authoritative b. uninvolved c. permissive d. indifference