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Mathematics - Statistics - Six Sigma
DPMO, Short term and Long term sigma levels calculations explained with Excel template here. Defects and Defectives options are included.
Given the value of an expression, we can find the variable and value of related expressions
DMAIC methodology for Yellow Belts discussed here in quiz format. Define, Measure, Analyze, Improve and Control Phases are explained briefly.
Yellow Belts and Green Belts must have the understanding terms and their meanings and applications described here in a quiz format.
Trigonometry basics are discussed here for X standard students