quartile

  1. kiton

    "Quartile" Regression

    Hello dear forum members, I am conducting a replication study based on the paper by Gao, G. G., Greenwood, B. N., Agarwal, R., & McCullough, J. S. (2015). VOCAL minority and silent majority: How do online ratings reflect population perceptions of quality. MIS Quarterly: Management Information...
  2. J

    SPSS Transforming data

    Hi everyone, Can anyone help me with a variable transformation problem on SPSS? I'm trying to transform variable into a new variable in order to reverse the scores. At the moment 0 = no distress and 4 = high distress, but I want to reverse the values to match the scoring direction of...
  3. L

    Comparing the mean of top and bottom quartiles

    Hi everyone, I am going over my research and I did an analysis of the mean of 6 variables on two quartiles drawn from a particular variable. I basically assigned to each observation its corresponding quartile and then I focused on the top and the bottom ones. I did a t-test to compare the...
  4. S

    Find standard error from mean and upper/lower quartile?

    Hi folks, I'm hoping there's a straightforward answer to this (that isn't "no") :tup: For some data I know the mean, the upper and lower quartile figure, and also the number of observations on which it is based. I would like to know the standard error. Is there a way of working this...