probability distribution.? (can make in chart form but im putting it across)
X 3. P 0.14
X 6. P 0.05
X 9. P 0.36
X 12. P 0.35
X 15. P 0.10
Answer
U = 6.99
U = 9
U = 9.66
U = 7.86
If one of the 1197 people is randomly selected, find the probability of getting a regular or heavy smoker (there are 162 regular smokers and 78 heavy smokers)