Sigma Notation and Matrices

Sigma notation

Case study: "Measuring the competitiveness of sport: are the top teams getting too strong?" (Concentration ratio)

Case study: "Is the Scottish Premier League less competitive than its English Counterpart?" (Hirschman-Herfindahl Index)

Case study: "Measuring health improvements for a cost effectiveness analysis"

Sigma notation from Mathtutor

Matrices

Matrices guides, tests and exercises from Mathcentre

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