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Studies made by Kate as a university student have shown that people over age 60 who donate blood twice a year are less likely to die from a heart disease during the following year than those who do not donate. However, recent research has shown that people over age 60 who donate blood twice a year are also less likely to die from any cause during the following year than those who don't donate. Are there any confounding variables that make it difficult to justify a cause-and-effect conclusion?
Digital Technology
Electronic tools, systems, devices, and resources that generate, store, or process data.
Complex Requests
Inquiries or demands that involve multiple layers of information or steps, requiring detailed understanding and response.
Relevant Deadlines
The specific dates by which tasks or objectives need to be completed, relevant to the context of a project or goal.
Specific Date
A distinct, exact date identified by day, month, and year.
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