# Questions tagged [continuous-data]

A random variable $X$ is called continuous if its set of possible values is uncountable, and the chance that it takes any particular value is zero ($\text{P}(X = x) = 0$ for every real number $x$). A random variable is continuous if and only if its cumulative probability distribution function is a continuous function.

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### How to use a Non-Linear Ordinal Variable as (In)dependent Variable?

I am using the World Values Survey and the answers to my independent variable are as follows: Daily Weekly Monthly Never Answers to my dependent variable: Always Usually Never As you can see, the ...
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### Is there a method to find optimal discrete options from continuous data?

I have human perceptual data measured in a continuous scale. I am however not sure that the underlying variable being measures is in reality continuous, in fact I believe it might be a discrete scale. ...
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### Why does rank correlation only depend on copula, and not on the margins, if the margins are continuous

I read that for continuous margins, then Rank correlation only depend on copula and not on the margins. However, it is not the case for the non-continuous margins. Is that because the Kendall's tau (...
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### Very skewed and zero-inflated continuous outcome variable

I am trying to predict a positive and continuous outcome by using the generalized linear model in R (glm function) and I am wondering what family could I use for the training data. Some of the ...
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### Confused about type of analysis between categorical variable (degree of severity of accident) and continuous variable (number of car passengers)

Good afternoon, As indicated in the title, for a project I am interested in finding any (if at all) relation between the number of passengers in a car and the severity of an accident. I am using JMP ...
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### Statistical Test According to Independent Variables

I wish to test a statistical significance between means of data groups. The groups are determined by a continuous variable, however this continuous variable is applied to different test subjects (...
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