Thread: Moment generating function for geometric

geometric distribution given by

where a > 1.

Am I right in saying the distribution above is the same as

which is just the normal geometric pdf or does the change from p to 1/a change something else

Hello,

It doesn't change anything, but I just don't understand where the MGF is in there ?

Originally Posted by whiteboard

geometric distribution given by

where a > 1.

Am I right in saying the distribution above is the same as

which is just the normal geometric pdf or does the change from p to 1/a change something else

What is raised to the power (x-1) in each of these cases? (and is it a typo?)

CB