Answer:
Expected winnings for one spin = 0.1
Step-by-step explanation:
Expected Value = Sum of [(Probability of X)(Value of X)]
E(X) = Σ [P(X).X]
Two Events : X = +68 , P(X) = 1/38 and X = -2 , P(X) = 37/38
E(X) = [(68) (1/38)] + [(-2)(37/38)]
[(68)(0.03)] + [(-2)(0.97)]
= 2.04 - 1.94
= 0.1
Answer:
i believe it is the answer on the right because alternate interior angles add up to 180 degrees
He can make 12 or 9 because 9x4=36 and 12x3=36
Answer:
48
Step-by-step explanation:
The rule is every parent means 8 students.
6 * 8 is 48.
