How can I use lognormal distribution to fit the non-negative dataset with zero values?

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Joy Tian on 19 Feb 2015

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Commented: Star Strider on 21 Feb 2015

Accepted Answer: Star Strider

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The command I try to use is lognfit.

parmhat = lognfit(data)

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Joy Tian on 21 Feb 2015

look forward for other methods

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Star Strider on 19 Feb 2015

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The easiest way is to substitute the zero values with eps.

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Image Analyst on 19 Feb 2015

Joy's "Flag" moved here to be a comment:

"advanced command which I never access to save for review and study Thanks"

Star Strider on 21 Feb 2015

I doubt there are any other methods, other than to substitute NaN for the zero values.

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