Answer: The eye color of people on commercial aircraft flights is a discrete random variable.
Step-by-step explanation:
A discrete random variable is a variable with real values that are countable.
A discrete random variable has a probability that is between 0 and 1 for each possible values and the sum of all these probabilities equals 1.
What number do you need help with
Answer:

Step-by-step explanation:
1. Shifting
right or left, top or down, as the graph in the question has the same illustration of
. Consider

2. find a and b by using two sample points from the graph:
and 

Answer:
It is not well defined.
Step-by-step explanation:
Because set is a collection of well defined objet. And matter contains of solid, liquid and gas
Answer: 31/35
Step-by-step explanation: