length of stay

  1. D

    Normal Distribution?

    I have a fairly large sample size of tenants and their average length of stay. When I try to put the data into a histogram, I don't seem to get a normally distributed data set because there is a large number of tenants that stay a short time period and then I have another large number of tenants...
  2. K

    Question: How to Count Rows in a Way that Aggregate (Unfortunately) Doesn't Work

    I have a very large (> 4 million rows) data set. Let's say this data set consists of information on patients in a hospital & I need to determine the average length of stay (LOS) of my hospital's patients in the ICU. Every row of my data set represents one day & where that patient was on that...