Mathematics, 11.11.2020 20:30 jujusmith2022
Researchers working on a vaccine for HIV recruited over 16,000 volunteers for an experiment. Each volunteer was randomly assigned to receive monthly injections of either the vaccine or a placebo for a year. The researchers were curious if subjects who received the vaccine would be less likely to contract HIV than subjects who received the placebo. What does it mean for this experiment to be double-blind?
Answers: 2
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Solve for x and y: 217x + 131y = 913; 131x + 217y = 827
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Researchers working on a vaccine for HIV recruited over 16,000 volunteers for an experiment. Each vo...
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