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Student Support Forum > General > > "About counting elements"

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Original Message (ID '277538') By Matt:
In Response To 'Re: Re: Re: About counting elements' --------- I would like to know how to construct a discrete distribution model with p=0.1 when x=+2 or -2 p=0.2 when x=+1 or -1 p=0.4 when x=0 for Mathematica, thank you.