I can help here is a formula sheet
Answer:
The "mean" is the "average" you're used to, where you add up all the numbers and then divide by the number of numbers. The "median" is the "middle" value in the list of numbers
Step-by-step explanation:
hope it help
In general, the probability of a disjunction is
In this case, A and B are mutually exclusive, so
This simplifies the formula to
Answer:
9/5 = 1.8
All you have to do is divide the numerator by the denominator.
Hope this helps!
-Mikayla