People Have Observed Assignment Help: How to Answer This Question

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Original Question

People have observed that many fruits contain large amounts of vitamin C and also that people who eat a lot of fruit tend to be healthier. When trying to figure out why a diet rich in vitamin C containing fruits resulted in healthier individuals, scientists realized that vitamin C might work because it is an anti-inflammatory. They predicted that if they gave healthy people vitamin C then those people would be become sick less often. As an alternative, they predicted that if they did not give healthy people vitamin C, then those people would become sick more often. To test the prediction, scientists randomly assigned 100 residents of an assisted living facility to one of two groups (each group consisted of 50 individuals). One group of 50 was given a vitamin C pill each morning and the other group was given a placebo pill containing no vitamin C each morning. Neither the residents nor the nursing staff knew which group was receiving the vitamin C pill and which was receiving the placebo pill. Nursing staff at the facility kept track of how often participants in the study got sick over a six month period. Both groups were given pills of the same size, shape, flavor, and color with the same amount of water each day. Residents were all fed the same food at the same time each day. At the end of the six month period, residents in the control group had been sick an average of 2.3 times and the residents in the experimental group had been sick an average of 2.5 times. Which of the following is the independent variable? the amount of water given with the pill h

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