An experiment includes a treatment condition, a no-treatment control, and a placebo control. Which two conditions should be compared to determine the size of the effect that is actually caused by the treatment?

a. placebo versus treatment
b. placebo versus no-treatment
c. treatment versus no-treatment
d. placebo control only


a

Psychology

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We know that two people have precisely 50 percent of their genes in common if they are

a. fraternal twins. b. identical twins. c. parent and child. d. grandchild and grandparent.

Psychology

Queen Victoria of England had a son, Leopold, and a great-grandson, Tsarevich Alexei Nikolaevich Romanov of Russia, both of whom had hemophilia. We can conclude that: a. Queen Victoria must have had hemophilia, too

b. Queen Victoria was a carrier for hemophilia. c. Queen Victoria's husband, Prince Albert, must have been a carrier. d. Leopold and Tsarevich Alexei probably developed hemophilia due to a spontaneous mutation, because their female relatives did not have the condition.

Psychology

Critics of empirically supported treatments are concerned that

A) cognitive-behavioral therapy will be used at the expense of more effective treatments because it is cheaper. B) insufficient data exists for appropriately distinguishing between superior and inferior forms of psychotherapeutic treatments. C) psychiatrists and psychologists will eventually be forced to only treat mental health problems via psychopharmacotherapy. D) the scientific method is not the best approach to take for establishing what best treatment practices are for the various psychological disorders.

Psychology

The MOST widely used atypical antipsychotic drug is:

A) Clozaril. B) Xanax. C) Thorazine. D) Prozac.

Psychology