Please help with probability question, show all steps and work If we spin a roul
ID: 3311577 • Letter: P
Question
Please help with probability question, show all steps and work
If we spin a roulette wheel 760 times, what is the expected # of greens, reds, and blacks that we will see? green red ac Here are the relevant facts about roulette: A roulette wheel has the following 38 slots that the ball can fall into: number 0 color green green red black red black red black red black red black red black red black red black red black red black red black red black red black red black red black red black red black red black 4 9 10 12 13 14 15 16 17 18 19 20 21 23 24 25 26 27 28 29 30 31 32 34 35 36Explanation / Answer
Solution:-
Total number of greens = 2
Total number of reds = 18
Total number of black = 18
Probability of getting red = 18/38 = 0.4737
Probability of getting black = 18/38 = 0.4737
Probability of getting green = 2/38 = 0.053
After rolling 760 times
Expected number of green = 0.053 × 760 = 40
Expected number of red = 0.4737 × 760 = 360
Expected number of black = 0.4737 × 760 = 360