rank order data analysis

  1. U

    What is the reason behind getting unbiased and efficient estimator by ranked set samp

    In ranked set sampling (RSS), we select n random sets, each of size n. Then we choose the largest unit from the 1st set, 2nd largest from the 2nd set, and thus n th largest from the n th set for the actual measurement. What is the intuition that a sample thus obtained will give an unbiased...
  2. M

    Statistical test for ranked data among 3 groups - ANOVA or Kruskal-Wallis?

    Hi all, I've read several books but I am not sure which statistical test to apply and whether my thinking is correct so I would greatly appreciate any help. I conducted a survey among three independent groups (managers N=110, analysts N=105 and investors N=80) and in one question I asked...
  3. D

    Delphi assessment..., which tests?!

    Hi all, I've recently undertaking a Delphi workshop in an attempt to establish an expert opinion upon the importance of a series of behaviours to a specific species' welfare. I worked with two panels of experts independently, one 15 in number the other 4 (I know not ideal!)...
  4. M

    Statistical method to rank Likert-items

    Dear Readers, Currently, I am conducting a study to investigate the need for assistance with a certain process. I used a survey including Likert-items for my study. In this way, I want to be able to rank the aspects of the process from 'most assistance needed' to 'least assistance needed'...
  5. D

    Calculating the correlation of rankings

    Hello. For some work I have 5 participants who are to create an ordinal rank 5 parameters based on a question I set them. This will give a results table that looks something like the attachment called "ranking" or in an alternative form "ranking alt". What I would like to do is present a...
  6. R

    Rank ordering - basic analysis

    Hi, I'm doing a study that has the participant rank 11 items in order of importance to him/her (rank ordering / closed pile sort), with 100 participants completing the exercise As I am relatively new to biostatistics and have never used this approach before, I don't know what method(s) to use...
  7. K

    Ranked Data Newbie - please help!

    Hi, I recently ran several focus groups where particpants were asked to rank a series of 18 photos from most natural to most unnatural. I then gav each photo a score from 1-18 (1 being most natural and 18 most unnatural). The data looks likes this: photo 1a 1b 2 3 1 1 1 1 1 2 7 8 10.5 2 3...
  8. S

    need help for ranking order analysis

    Hi, I have asked my students to use 1-5 to rank order five language skills, i.e. listening, speaking, reading, writing and translating. I have 3 independent variables of gender, college grade, and college majors. What is the best method for me to analyze data? I would like to find out which...