contestada

In a state's Pick 3 lottery game, you pay $1.27 to select a sequence of three digits (from 0 to 9), such as 544. If you select the same sequence of three digits that are drawn, you win and collect $378.82. Complete parts (a) through (e).

In a states Pick 3 lottery game you pay 127 to select a sequence of three digits from 0 to 9 such as 544 If you select the same sequence of three digits that ar class=

Respuesta :

A. All the possible selections are

[tex]10\times10\times10=1000[/tex]

B. The probability of winning is

[tex]\frac{1}{1000}=0.1\%[/tex]

C. The net profit is

[tex]378.82-1.27=377.55[/tex]

D. Expected value

[tex]\frac{999}{2}=499.5\text{ }\approx500[/tex]

Otras preguntas