_____ Adults' reasoning is less rational that Piaget thought
Indicate whether the statement is true or false
T
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Which statement about monozygotic twins is FALSE?
a. Monozygotic twins usually include one male and one female child. b. Monozygotic twins are also called "identical" twins. c. Monozygotic twins are more common now than in the past. d. Monozygotic twins occur with equal frequency among all ethnic groups.
In a study by Fredman and Whitman (2008), mother-raised and human-raised capuchin monkeys watched a human model use a screwdriver to remove a lid from a container and gain access to a food reward. In separate groups of both types of monkeys, the model removed the lid by either sticking the screwdriver in a hole located in the middle of the lid or by prying the lid off from the rim. The
investigators found that: A) only the human-raised monkeys learned by observation. B) both groups learned by observation and both preferred sticking the screwdriver into the hole. C) both groups learned by observation, but the human-raised monkeys were much more likely to pry the lid off from the rim. D) both groups learned by observation, but the human-raised monkeys were considerably more likely to imitate the exact method the human model used.
Plaques that clog arteries and put one at risk for cardiovascular disease are composed of ______.
A. protein B. C-reactive protein C. fiber D. cholesterol
Which of the following statements is true about replications?
A. A single failure to replicate is sufficient to conclude that the previous research is invalid. B. Replication is a way of evaluating the external validity of research studies. C. Several scientific societies are encouraging systematic replications of important scientific findings. D. There are two types of replications to consider-descriptive and inferential replications.