small data set

  1. I

    Analysing Limited Data

    Help! For my thesis I involuntary have a small dataset due to a limited population. I was thinking about analysing this data with the statistical model ANOVA, using non-parametric tests or Bayesian statistics. What do you think works best? Or are there any other methods/models/tests I can use...
  2. L

    Time series in small data with R

    Hi there I have this data year number of surgeries 2000 570 2005 1340 2006 4730 2007 5359 2009 6060 2010 6340 2014 ???? 2015 ???? I want predict number of surgeries in 2014 and 2015. I want use neural network, SVM and all methods for...
  3. A

    How should I connect alleles?

    I am new at statistics and I have problem that I have no idea how to solve. I have biological data, which includes expression levels (130 patients) for different alleles (I'm analysing SNP's) of different genes (over 500 000 genes). First thing I did was finding those genes, for whom I have...
  4. W

    Upper bound for the error on the mean for small samples.

    I have a sample of an unknown distribution for which I would like an estimate of the mean and the error on that mean. For small samples the typical way of doing this breaks down. What is a reasonable way to estimate the mean and an upper bound of the error on the mean? The error on the mean will...
  5. S

    Help with variable selection in logistic regression using a small dataset

    Hello. I have a relatively small data-set looking at a binary outcome of death after a medical procedure. There are 102 patients total in the data-set, and 26 deaths. I am interested in looking at correlates of death. I first calculated univariate odds ratios, and have a list of 11...