grandes-ecoles 2021 Q16

grandes-ecoles · France · centrale-maths1__pc Probability Generating Functions Existence of Expectation or Moments
Show that if $p = \frac { 1 } { 2 }$, then $T$ does not admit an expectation.
Show that if $p = \frac { 1 } { 2 }$, then $T$ does not admit an expectation.