Problems from the text book

73)
a.

Hence, the required probability is 0.1
b.

Hence, expected value is 1.6
74)
c.
Random variable can be described as:
d.
The probability distribution function can be shown as:
    X
    P(x)
    1
    1/6
    2
    1/6
    3
    1/6
    4
    1/6
    5
    1/6
    6
    1/6
e.
The expected cost can be find...