For the following probabilities
|
Age
|
Income
|
|
High
|
Medium
|
Low
|
|
<30
|
.030
|
.180
|
.090
|
|
30-50
|
.052
|
.312
|
.156
|
|
>50
|
.018
|
.108
|
.054
|
Determine (a) the probability someone is under 30,
(b) the probability that someone has a high income given that they are under 30,
(c) the probability of someone having a low income given that they are under 30, and
(d) the probability of a medium income given that they are over 50.