Answer:
A,d,e not sur tho
Step-by-step explanation:
Answer:
12/43 = 27.90%
Step-by-step explanation:
1. 12/43 = x/100
2. x= 100(12/43)
3. x= 27.90%
Answer:
15.31
Step-by-step explanation:
The expected value, E(X) is given by :
E(X) = Σx*p(x)
From the table above :
E(X) = (13 * 0.01) + (14 * 0.27) + (15 * 0.30) + (16 * 0.25) + (17 * 0.16) + (18 * 0.01)
E(X) = 15.31
