Professor Cook is conducting a research study on the cognitive abilities of infants and young children. Rather than follow subjects from birth to the age of 10, he assesses small groups from various ages
Of 1-year-olds he measures five children, of 2-year-olds he measures five different children, and so forth. By the time he has completed his study, Dr. Cook has an assessment of 50 different children from 10 different age groups. Which of the following describes the research method that Dr. Cook is using?
a. a cross-sectional design
b. a longitudinal design
c. a quasi-experimental design
d. a semi-reliable design
Answer: A
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Dr. Oren explains behaviors, such as aggression, by using a theory that combines learning principles with cognitive processes, socialization, and modeling. Dr. Oren is utilizing the theory
a. ethological learning b. dissonance conditioning c. social learning d. humanistic
Ana’s father gives her one toy. The next day, he gives her another toy. The next day, he takes back the first toy, as he realized it is not safe for her as an infant. She now looks at her shelf and sees only one toy. She is sad because she realizes a toy is missing. This relies on which core knowledge system?
a. precisely small numbers b. object c. magnitude d. space