Employees at an office were surveyed about what types of hot beverages they drank that day. It was found that 50% of them drank coffee and 25% drank tea. The survey showed that 10% of the employees drank both
coffee and tea.
For these employees, are the events "drank coffee" and "drank tea"
mutually exclusive?
Choose 1 answer:
Yes
No
Find the probability that a randomly selected person from this group
drank coffee OR drank tea.
P (coffee OR. tea.)