You have noticed that you child has become a little scientist, exploring the cause and effect of dropping food from his high chair to holding his sippy cup upside down and letting the water drip. How old is your child?
A. about 5 months
B. about 8 months
C. about 11 months
D. about 17 months
Answer: D
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What is indicated by a large value for the chi-square statistic?
a. The sample data (observed values) do not match the null hypothesis. b. There is a good fit between the sample data (observed values) and the null hypothesis. c. The observed values from the sample data are consistently larger than the expected values. d. The observed values from the sample data are consistently smaller than the expected values.
The idea that your past has influenced you immensely and must therefore continue to determine your feelings and behavior now is considered
a. an explanation for eustress. c. an irrational belief. b. a reasonable assumption. d. a locus of control.
In her work with porpoises, Karen Pryor gradually realized that what she had to do to get novel behavior from the animals was to _______
a. reinforce novel behavior b. punish repetitive behavior c. shape the novel behavior she wanted d. provide noncontingent reinforcement
Which of the following are known benefits for the mother who breast-feeds?
a. stress reduction, increased development of a mild personality, and weight reduction b. the slowing of metabolism, increased patience, and increased bonding c. reduction in bleeding of the uterus, increased weight loss, and increased release of oxytocin d. reduction of white blood cells, increased lactation, and weight reduction