student

  1. N

    mean rank to mean + sd ?

    Hi everyone, We are students trying meta-analysis for the first time using revman software (of cochrane). For one of our study we are stuck because we only have the mean rank and we don't know how to convert the mean rank into mean and standard deviation to obtain our forest plot. If someone...
  2. S

    Changing values from string to numeric - Affect on answers in survey

    Hello! I'm a total beginner in SPSS, first time user. I'm having an issue with a survey I'm conducting, I've changed string > numeric using recode. Answers were on the Likert scale and changed to 1-5. However, I've noticed that when I go into analyzing process, the answers for the each...
  3. E

    multiple IVs or multiple levels?

    Hello I’m having trouble deciding if experiment has 4 levels or 3 IVs and 2 levels. Any help would be greatly appreciated. I also need help deciding what statistical analysis to use on SPSS so in my exp I used the same group of ppts who all watched a slide show. This slide show was testing...
  4. J

    Statistical test interpretation

    Hello, Firstly, sorry if my english is bad, I'm French. I wondered if I understood well how to interpret the result of a test, such as the Student test for the comparison of two means. If I'm not mistaken, and from what I have read and understood the comparison of the p-value at alpha...