By _____ months, infants can form associations between their memories of two stimuli

Why do researchers try to avoid the presence of extraneous or confounding variables?

A) Because they typically require difficult statistical analyses B) Because they typically require the use of a within-subjects design C) Because they typically indicate that some variable other than the independent variable is affecting the results D) Because they typically indicate that some variable other than the dependent variable is affecting the results

What is meant by the term “off-label use” of a drug?

a. The drug is taken at higher-than-recommended doses. b. The drug is taken more frequently than outlined in the dosing schedule. c. The drug is prescribed to treat a condition for which it has not been approved by the licensing authority. d. The drug is sold on the street for recreational use. e. The drug’s label is adhered to a different prescription-drug bottle.