A researcher was interested in finding out whether children's ability to exhibit self-control when offered unhealthy food changed with age. He asked parents of three-year-old, six-year-old,
and nine-year-old children to bring their children into the laboratory, where
they were allowed to eat as much candy, cookies, and cake as they wanted. The
researcher then compared the amount of food eaten by children of the three different ages.
This is an example of:
a naturalistic observation.
cross-sectional research.
longitudinal research.
cross-sequential research.
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Sports psychologists can contribute to peak performance of athletes
a. by encouraging the use of drugs. b. through mental and emotional "conditioning.". c. by utilizing flextime and the quality circle training method. d. through none of these ways.
Andre was found to have an extra Y chromosome. Because of this, you can expect that Andre is likely to be a. convicted of a violent crime
b. cognitively challenged. c. indistinguishable from a man with an XY genotype. d. infertile.
A research design in which someone tests a claim about a variable by exposing a person to the variable and showing that the person thought, felt, or behaved as expected is referred to as:
A) a pseudo-experiment B) a quasi-experiment C) a clinical trial D) an experiment
Estrogens and androgens are two classes of __________.
A. gonadotropin-releasing hormone B. sex hormones C. androgen D. testosterone