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  • Analysis of the integration of Lean and Six Sigma methodologies 

    Xampeny Solaní, Rafael (Universitat Politècnica de Catalunya / Universtat de Barcelona, 2015-06)
    Master thesis
    Restricted access - author's decision
    Many organizations use an improvement methodology that is a mixture or Lean and Six Sigma. The theoretical framework as how to integrate both methods are not clearly defined, there is small bibliography on the subject and ...
  • Contributions to the planning and analysis of factorial designs 

    Xampeny Solaní, Rafael (Universitat Politècnica de Catalunya, 2018-06-20)
    Doctoral thesis
    Open Access
    The thesis is structured in five articles. In the first article, two methods are compared to analyze the significance of the effects: the Lenth method and the one based on the estimation of the variance of the effects from ...