hi guys,

i guess this is a basic question but you calculate the first and the second moment from this formula:

mx(t) = ((1/10)e^t)/(1-(9/10)e^t)

i think i'm missing some crucial part of this thing.

thanks

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- Mar 18th 2009, 05:12 PMjambortageometric moment generating function
hi guys,

i guess this is a basic question but you calculate the first and the second moment from this formula:

mx(t) = ((1/10)e^t)/(1-(9/10)e^t)

i think i'm missing some crucial part of this thing.

thanks - Mar 18th 2009, 07:39 PMmr fantastic