All Questions
Tagged with pearson-r chi-squared-test
15
questions
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Pearson chi square and correlation
My data are ordinal
Pearson chi squared test value is 4.664
And asymp sig is 0.97 so the data are independent
However pearson's R =-0.309
And the approx sig=0.037
Can they be independent and ...
2
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0
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2k
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Correlation between binary variables
Long story short - I am lost among the ways to check for relation (whether there is any) between binary variables.
Context - I am working on a side project where I try to analyze marketplace data and ...
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0
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136
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Will ranking "correlation" of variables by Pearson's return the same results as chi-square and F stats?
Generally speaking my understanding and experience is that when I have some target variable and want to see which other variables best correlate with it (for instance to build a predictive model), ...
1
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1
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85
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Analyzing a categorical variable with 'Only A', 'Only B', and 'Both A and B'
I may not be searching the correct terms to get an education on this seemingly simple question:
I am analyzing the correlation between two categorical variables with Pearson's chi-square test and its ...
1
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1
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85
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Which correlation formula should be used when we add up many measurements of the ordinal type?
Let's say, I have two set of questions; one set is to detect depression (var1) where the response of each question is in Likert scale and another set of questions to detect hopelessness (var2) where ...
1
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2
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2k
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Pearson's Correlation for percentage data (observations within variable sum up to 100%)
Suppose the following dataset:
...
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0
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6k
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Corelation between two dichotomous variables [closed]
I have a data from a research with responses (yes/no) about three questions (A,B,C) and I would to see if the variables are correlated.
First of all i compared the proportion of agreement(yes-yes, no-...
9
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1k
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Correlation coefficient on binary variables
I have two binary variables and want to test their association. From what I've read I need to use the chi-squared ($χ^2$) test. The measure of their association is then described through the Phi ...
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2
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Should I use Chi-squared, regression, or Pearson’s Correlation Coefficient?
My research question is : What’s the relationship between the education of a student’s parents and one’s SAT scores?
I will carry out my survey by interviewing students about their final SAT score ...
0
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1
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39
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Which is the more reliable method for measuring correlation between dichotomous variables?
I would like to know which are the most commons methods for measuring correlation with dichotomous/categorical variables.
I often use Chi-square, but I have seen that some people use Pearson ...
0
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1
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29
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Given a certain Pearson correlation between A and B, can I extimate the probability that two groups with different mean A will have different mean B?
let's say I look for the correlation between variables A and B and find it to be high (say 0.80), eg height and weight of people. Can I then expect that if I encounter two populations with different ...
5
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2
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Benford's law - interpret the results of Pearson's Chi-squared test
These are the results after applying the R - package benford.analysis
...
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2
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2k
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Why are Pearson's R and Spearman correlation values are negative how to interpret them?
My variables are categories.
My SPSS result shows that Phi and Cramer's V are positive while Pearson's R and Spearman correlation values are negative.
How do I interpret this?
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0
votes
1
answer
86
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converting a chi-square with more than one degree of freedom into a pearsons r
I want to run a power analysis for a study using correlations between two continuous variables. Previous research with the variable I am interested in used a Kruskal-Wallis test to look at differences ...
1
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1
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7k
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Chi-squared & Pearson correlation coefficient
I have just ended my math's assignment and my chi-squared test approved the null hypothesis that my data are independent; however, pearson's correlation coefficient is -0.23.
Can they therefore be ...