decision making

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Decisions! Decisions! Decisions!

Do you need to make a decision? Are there multiple criteria? Are some of the criteria quantitative while others are qualitative? Are there a group of decision makers involved, some with differing opinions? What you need is Multiple Criteria Decision-Making (MCDM) or otherwise known as Multiple Objective Decision-Making. Much research has been done regarding this [...]

Simpson’s Paradox: Be Wary of Aggregate Data

Simpson's paradox occurs when a trend appears in several different groups of data but disappears or reverses when the data from these groups are combined. In this video, Guillaume Riesen, currently a Ph.D. student in neuroscience at Stanford University, gives examples of how combining data from two disparate groups can lead to a different and [...]

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