two star symbol (**) vs one star symbol (*) in lavaan syntax

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Balal Ezanloo

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May 14, 2019, 5:27:52 AM5/14/19
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Hello every body

What is the difference of 2 star (**) vs 1 stare (*) in lavaan syntax? for example bellow notation is used in this book.

ability ~~ 0* * appearance
ability ~~ 0*peers

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Yves Rosseel

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May 14, 2019, 8:49:49 AM5/14/19
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On 5/14/19 11:27 AM, Balal Ezanloo wrote:
> Hello every body
>
> What is the difference of 2 star (**) vs 1 stare (*) in lavaan syntax?

It does not exist. This looks like a typo in the book.

> for example bellow notation is used in this book
> ability ~~ 0* * appearance

Illegal syntax. Do NOT use.

> ability ~~ 0*peers

This is ok.

Yves.

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