skew and kurtosis

  1. P

    Skewness and Kurtosis of a t-distribution

    What is the skewness and kurtosis of a t-distribution, as compared to the underlying population distribution? Is it larger, smaller, or is there no definite rule/pattern? Was asked this in an interview and didn't know the answer. Thank you!
  2. L

    Comparing one normal and one skewed group

    Dear Forum, I have 2 groups for which I need to compare the length of stay (LOS) post-op: a control and a treatment group. My control group has the following descriptive stats: (n=66; Mean = 8.42; Median = 6.00; SD = 7.45; Kurtosis = 17.66; Skewness = 3.81), while my treatment group is as...
  3. T

    Optimization of variables with significantly different standard errors.

    Hi everyone! I have some issues related to the title at hand, and hopefully you guys can help. Sorry for the long post. I have forecasted mean variance data given to me for about 10 different variables. I need to optimize those variables. I have historical data for those 10 different...