In the context of experimental design, "double blind" refers to the situation in which
a. neither the experimenter nor the participant knows which experimental treatment the participant is receiving. b. the experimenter randomly chooses which group and treatment sequence each participant is assigned to.
c. neither the data analyst nor the participant knows what hypothesis is being tested.
d. two investigators analyze the data independently, and both are kept unaware of the identity of all participants.
A
You might also like to view...
Which statement explains how a well-organized political party differs from a less-well-organized party?
a. A well-organized party is more responsive to changes in public opinion. b. A well-organized party brings more expertise to the policy making process. c. A well-organized party has more internal competition for spots on the ballot. d. A well-organized party is better positioned to advance its legislative agenda.
Government corporations are similar to private corporations in that:
A. they charge for their services. B. their owners must raise more capital in case of a loss. C. they are allowed to engage in price fixing. D. they are dissolved in case of a loss. E. their shares are available for purchase in the stock market.