For questions 19-22. Answer the 4 following questions about…
For questions 19-22. Answer the 4 following questions about this scenario. A limited research project attempted to determine whether or not echinacea could cure the common cold. There were 40 people included, 20 infected with rhinovirus and treated with 100mg of echinacea am and pm, and the other 20 infected with rhinovirus and receiving a placebo which resembled the echinacea given to the treatment group. What is the dependent variable?
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