Answer:
Step-by-step explanation:
Given : Total number of employees = 24
Number of cashiers = 13
Number of stock shelves = 11
Number of ways to choose 4 out of 24 people = (Total outcomes)
Number of ways to select 4 out of 13 cashiers = (Favorable outcomes)
According to the definition of probability :
Then , the probability that all selected 4 employees are cashiers. :-
Hence, the required probability is .