Linked Questions

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1answer
29 views

Adding time variable?

Good day, guys. I'm new to SPSS and I plan to determine if there is any relationship between grades and time spent in watching tv/video game playing using Spearman's rank correlation. Question is, how ...
1
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1answer
643 views

Trying to determine the similarity of the distributions of labels

I asked this question on stackoverflow first since it is more of an implementation question, but I got no answers yet, therefore I'm asking it here again. I have a dataset which is annotated by 2 ...
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1answer
446 views

Hypothesis Testing using dichotomous and 7-point Likert scale

I am working on testing the following hypothesis: H1: People who are worried about their health will consume yogurt H0: People who are worried about their health will not consume yogurt I have ...
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1answer
407 views

How can I test if there is a correlation between a score and a likert scale?

I'm having difficulty finding out what I can do with my data set. It comes from a french reading test that have 30 multiple choice questions. For each of these questions: I have the facility value ...
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1answer
22 views

How to see if one (or one set of commonly answered) question(s) impacts/statistically influences another question/set of questions?

I'd like to review the results of a recent survey I conducted. I'd like to see how one set of answers may/may not have influenced another set of answers. For example: If users who answered ...
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1answer
621 views

How to analyze relationship between a nominal variable (2 values) and a numerical variable (integer)?

I'm trying to find out if a nominal variable A (2 values: x and y) and a numerical variable <...
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1answer
67 views

Correct Stats to Run?

I am doing a study on body image perceptions and physical activity among adolescents. My hypothesis is adolescents who engage regularly in physical activity will have a more accurate perception of ...
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0answers
149 views

How to choose rank correlation coefficient?

I want to quantify correlation between rankings. Rankings in this case have got ties. Also rankings don't rank all the same entries, the rankings might be of different sizes and rank different sets, ...
2
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0answers
676 views

Am I using Goodman-Kruskal gamma or Somers D or Kendall tau correctly and what do they mean?

I am seemingly blindly following this publication that has done work very similar to what I need to accomplish (page 18-21). My analysis is a multinomial logistic regression where I have 3 possible ...
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0answers
203 views

interpretation of Goodman Kruskal Gamma

Value of Goodman-Kruskal Gamma = 1 or -1 means that X and Y are monotonic but not strictly so i.e., $X_1 < X_2$ implies $Y_1 \leq Y_2 $. Can someone please explain this to me with an example?
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0answers
516 views

Reporting both Kendall's tau and Goodman's Gamma, does it make sense?

In a data analysis, does it make sense to report both Kendall's tau and Goodman's Gamma? I guess not, since tau looks like a standardized form of Gamma. Or does it add some explanation?
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0answers
469 views

Do Kendall’s tau and Spearman’s rho conclude the same hypothesis?

Correct me if I am wrong: both Kendall’s tau and Spearman’s rho are will result in the same conclusions with respect to whether the value of the underlying population correlation equals zero. I am ...
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0answers
20 views

What does spearman being higher than tau imply? [duplicate]

If Kendall's tau is lower than Spearman, what does it mean?
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0answers
161 views

How to assess correlation in non-ordinal (non-ranked) and non-normally distributed data? [duplicate]

Looking at Person's, Spearman's and Kendall's correlation coefficients for the same data, we can see that both Spearman's Rho and Kendall's Tau misrepresent the acutal correlation, if the data is ...
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0answers
3k views

How outliers can effect the correlation results (Spearman and Pearson)?

How outliers can effect the correlation results (Spearman and Pearson)? I have two series of data. The source of the data are different but both are temperature that are measured by different ...

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