Question

For the past 40 days, Naomi has been recording the number of customers at her restaurant between 10 am and 11 am. During that hour, there have been fewer than 20 customers on 25 out of the 40days.
A. What is the experimental probability there will be fewer than 20 customers on the forty-first day?

B. What is the experimental probability there will be 20 or more customers on the forty first day?

Answer 1

A is 25/40 and b is 15/40