1a)

Auszahlung Faktor	Warscheinlichkeit
0	${\frac{5}{6}}^{3} = \frac{15}{36}$
1	$\frac{1}{6} * {\frac{5}{6}}^{2} = \frac{11}{36}$
2	${\frac{1}{6}}^{2} * \frac{5}{6} = \frac{7}{36}$
3	${\frac{1}{6}}^{3} = \frac{1}{36}$