Researchers have found it difficult to decipher the effects of individual drugs on prenatal
development. Women may use more than one drug, have poor nutritional habits and lack good
prenatal care.
In additional, there are ethical constraints on the types of research that can be
conducted. Therefore, information on the effects of drugs on prenatal development is
a. experimental.
b. critical.
c. hypothetical.
d. correlational.
d. correlational.
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A researcher has identified seventy individuals with a relatively rare psychological disorder. These individuals are asked to identify blood relatives, who are contacted by the researcher to see if they have the same disorder. What kind of research study is being performed?
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a. 2 to 5 b. 5 to 10 c. 10 to 20 d. 20 to 30
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a. True b. False Indicate whether the statement is true or false