Health, 28.07.2019 06:50 taijaababy
49. which of the following would provide an effective cool-down following a 30 minute run? five minutes of sprints 10 minutes of walking 25 sit-ups 20 minutes of intense swimming 50. upon waking in the morning, mary monitors her resting heart rate and records this information for nine days. day 1 65 day 2 67 day 3 72 day 4 70 day 5 68 day 6 72 day 7 70 day 8 65 day 9 66 what is the mean of her recorded heart rates? 65 67 68 70 51. upon waking in the morning, terry monitors his resting heart rate and records this information for nine days. day 1 67 day 2 67 day 3 72 day 4 70 day 5 72 day 6 69 day 7 72 day 8 75 day 9 65 what is the median of his recorded heart rates? 65 67 69 70
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
Health, 22.06.2019 17:00, viktoria1198zz
Why is it so important to have a lifetime commitment to training? a-it takes your entire life to become fit b-it keeps you from becoming bored c-you will lose strength and endurance once you stop exercising d-it increases your motivation in life
Answers: 1
49. which of the following would provide an effective cool-down following a 30 minute run? five min...
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