spearman's rank

  1. L

    Converting spearmans r to fishers z for meta analysis ; Correcting for range in meta analysis

    Hi all I am conducting a meta analysis of pearsons r correlations but I have a study with a spearmans rank correlation. I was converting the pearsons correlations into fishers z scores to conduct the meta analysis , then to be converted back into correlations, but I am wondering if I am able to...
  2. N

    How to show frequency data in analysis using Spearman's Rank?

    Hello, I am interested in finding out if there is any correlation between the the values that people ascribe to certain green spaces and the land cover type. (E.g Do people feel closer to nature in areas with water?). In my study I have a map of my study area and people can place up to three...
  3. P

    Ordinal DV correlation analysis

    I am working on a project to analyze the frequency of use of public transit by an individual. However, One of my output variable "Frequency of use " is an ordinal scale with the 4 different categories: often, sometimes, rarely, never. I have treated this variable on a numerical scale with 1-...
  4. L

    A question about Spearman's Rank and Mean Values

    Hello, I'm not entirely sure I've put this in the correct forum... This is possibly a daft question, but I have used SPSS to calculated Spearman's correlation for a series of data sets and I was wondering if I can average the correlation values to give an average r result? :confused: I...
  5. S

    Mann Whitney U test and Spearman test using GraphPad prism 6 interpretation

    I have analyzed two biological sample (Soil 1 and Soil 2) by Mann-Whitney U test and Spearman test using GraphPad Prism 6 software. I got following result For Mann-Whitney test Table Analyzed One-way ANOVA data Column B Soil 2 vs. vs. Column A Soil 1 Mann Whitney test P value < 0.0001 Exact...
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    Which statistical test to use: 1000 pairs of ordinals

    Hello, I have a table of approximately 1000 pairs of values. x is an integer between 0 and 365, representing birthday y is an integer between 1 and 4, being a measure of achievement. I am investigating whether there is positive correlation between x and y. I am not sure which test to use. I...
  7. D

    Linear relationships between variables from different, but related data sets.

    I had a quick question. And I am sorry if it seems elementary, but I just have so much trouble with statistical analysis (I use R when I do it generally though). I am trying to test the correlation between the % coral cover at each of my study sites, and the % of coral in sediment collected...
  8. K

    What tests can I use?

    Basically, I have to variables Carbon Monoxide (CO) and Black Smoke. I have to test whether black smoke influences the level of CO in the atmosphere at a specific site. I'm not particularly good at stats, can someone please let me know what tests I can do on Minitab to test correlation. So...
  9. D

    Categorical vs Continuous variables

    Hello, Here is my statistical dilemma. I have a group of data comprising of several variables I am analyzing by help of SPSS v21. Some of the variables are discrete eg. Habitat, Marital Status, Employment, Use of substance. The 3 response (dependent) variables are essentially continuous which...
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    Spearman's Rank Correlation P value on Minitab

    Hi there, im doing a project on the relationship between plant height and their nearest neighbour. As i couldn't normalise the data i've opted to use Spearman's instead of Pearson's. Im using a large dataset and do appear to be finding a relationship, unfortunatly though im getting p values of 0...