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Health, 22.06.2019 00:00, talarleonard0
Hello, i would like someone to respond to this slogan .slogans 1. compare the two ways of representing the results of an investigation: through graphs and through tables. which form is easier to elaborate and interpret? which would be most appropriate to make comparisons between results of multiple variables? justify and exemplify your answers. 2. why should so much importance be attached to the formal part of the presentation of the results of an investigation? are not substantive issues much more important?
Answers: 1
Health, 22.06.2019 15:20, timozy95
[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6–9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salk’s vaccine. what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.
Answers: 2
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Mathematics, 19.10.2019 10:10