if the r variable is an unknown, what probability distribution is used? what distributions should be used in r r calculating distributions what model is best for fit distribution? how to use the distribution r what is fitting in r how to find a distribution for r qld which distribution for each variable in r r estimating probability distributions what kind of distribution should r use what is the distribution for price and frequency how to find the distribution of the two variables in r how to fit distribution in r how do i create a distribution on r why fit r in data r fitting distribution when to find distribution for r what kind of distribution can be used for each variable what is an example of a probability distribution how to plot probability distribution in r