1. K

    problem merging 1:1

    Hello all, I'm trying to merge two data sets. Data 1 contains the following variables: interview date, household longitude and latitude, cortisone level. (each row is a respondent). Data 2 contains: longitude and latitude for entire country, rain levels by geographical coordinate from 2009...
  2. L

    Correct Analysis Method for 1:1 and 1:4 Matched Studies with Continuous Outcomes?

    I have several questions about analyzing 1:1 and 1:M matched studies that have a continuous outcome variables. 1.To determine difference in 2 means (continuous outcome) for a 1:1 matched case-control study the proper test to use is either a t-test or a Wilcoxon Ranks Test. What tests can you...