Search Archives
Search tips
from:Name
Search by author name, e.g. from:Duncan Murdoch
"exact phrase"
Match an exact phrase
word1 word2
Match messages containing both words
Date range
Use the date pickers to filter results to a time period
Use the list dropdown to narrow results to a specific mailing list. Combine from: with other terms to filter by author and content.
What test do I use to determine if there is a correlation between a discrete variable and a continuous variable? For example - I have water quality ratings for streams (excellent, good, fair, poor) and a corresponding nitrogen concentration for each...
What test would you use to determine if a correlation exists between a discrete variable and a continuous variable? For example, I have a rating for stream water quality (excellent, good, fair, poor) and a corresponding nitrogen concentration. I want...
I have data sets from three different sites. None of the data sets are normally distributed and can not be log-transformed to a normal distribution. I would like to compare the data sets to see if any of the...
Can't find what you're looking for? Try searching with Google .