The nonprofit National Safety Council estimates in a report issued Thursday that 42,060 people died in vehicle crashes in 2020, an increase over 2019

The nonprofit National Safety Council estimates in a report issued Thursday that 42,060 people died in vehicle crashes in 2020, an α increase over 2019 .What is the probability that N accidents occur in the week and What is the probability that the accident occurs between A and B weeks?  

where N=4, A=2,B=5,alpha=0.30