997/1000, or just round it to 1. <em>If I helped click thanks please (:</em>
Answer:3
Step-by-step explanation:
Let
L=event that a selected worker has low risk
H=event that a selected worker has high risk
We need to find
P(HL)+P(LH)
=5*20/(25*24)+20*5/(25*24)
=1/6+1/6
=1/3
