A drug's clinical efficacy is commonly determined on the basis of

a. the percentage of patients exhibiting symptom relief with the drug
b. the degree of symptom relief produced in patients given the drug
c. the time is takes for symptom relief to occur
d. all of the above

d

Psychology

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The central part of the retina, responsible for visual acuity, is the ____________

a. feature detector b. fovea c. cones d. cornea

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In the story "Carrots or Sticks?," which family used timeouts as their only method of discipline?

A) Matos B) Petraluzzi C) Buenaventura D) Miller

Psychology