Recent content by fatgianlu

  1. fatgianlu

    Confidence Intervals for not integers numbers ratio

    Ok, I'm calculating an efficiency to pass a selection of some data. In this data there is some background that I want to subtract. In order to do so I have a simulated sample of the background. This simualted sample is scaled with several weights. (normalization, efficiency correction, etc..)...
  2. fatgianlu

    Confidence Intervals for not integers numbers ratio

    Hi, I’m having a problem with a particular case of binomial proportion. I want calculate a confidence Intervals for a binomial proportion for an efficiency. This kind of intervals are usually defined for ratios between integers numbers but in my case I had to subtract from both numerators and...
  3. fatgianlu

    What Is It Like to Be a PhD Student in Particle Physics at CERN?

    Hi every body, I'am a PhD student in partcle physics in Turin university (Italy). I've been working in the CMS experiment at CERN since 2012. I hope to contribute to this forum with my knowledge and learn a lot from it.
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