Answer :
The expected value is given by:
[tex]E(x)=\sum ^n_{i=1}x_ip(x_i)[/tex]For game A:
[tex]15\cdot0.1=1.5[/tex]For game B:
[tex]20\cdot0.15=3[/tex]The expected value is given by:
[tex]E(x)=\sum ^n_{i=1}x_ip(x_i)[/tex]For game A:
[tex]15\cdot0.1=1.5[/tex]For game B:
[tex]20\cdot0.15=3[/tex]