Answer:
answer is in the picture.
Answer:
Expected Value = - 0.5
Step-by-step explanation:
Expected Value [ E(X) ] = Σ {X. Probability (X)} = Σ [ (X).P(X) ]
Probability = 1 / 1000
X Value = 500 - 1 = 499
Probability = 1 - Probability Winning = 999 / 1000
X Value = -1
(1 / 1000) (499) + (999 / 1000) (-1)
0.499 - 0.999
= - 0.5
1. Neighbor
2. Sister
3. Cousin
4. Brother
5. Yourself
Hope this helps!
Answer:
20.7026
Step-by-step explanation:
Answer:
5280 feet
Step-by-step explanation:
one loop is 1 fourth of a mile
she walked 4 times, making it a full mile.
So, she walked 5,280 feet in total
