Recent content by merci

  1. M

    Probability Ques: Attended program?

    Hi All, Hope there is a kind soul around to discuss with. Here goes: 1. Given that if a group of workers have attended a training program, they are able to meet the target output for 90% of the time. If new workers who do not attend, their output will be met 65%of the time. There is a...
  2. M

    How to read Z-score histogram for variability?

    Hi Viraltux & Chiro Thanks for helping. =) Viraltux: I have to use histogram. No other choice based on the question. Supposely, box plot would be a better choice to do the comparsion? The flatter bell means the lower in height of the curve correct (the lowest no. of frequency, spread is...
  3. M

    How to read Z-score histogram for variability?

    Hi All Would be most grateful if there are some pointers given on this question. Ques: There is a range of different brands of museli bars with information of nutritional values. E.g Museli bars A with variables of Vitamin, Fat, Potassium values and so on. I have been asked to plot a...
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