- #1
ParisSpart
- 129
- 0
16 people Meet together at a party. Each pair of these individuals decide to chance whether you hailed by handshake or not (probability handshake = 0.40). On average, how many handshakes occur?
X=handshakes if 1 and no handshakes if 0
X=X1+X2+X3+X4+X5+X6+X7+X8 and E(X)=E(X1)+...+E(X8)=8*0.40 but its says tha its not correct where is wrong?
X=handshakes if 1 and no handshakes if 0
X=X1+X2+X3+X4+X5+X6+X7+X8 and E(X)=E(X1)+...+E(X8)=8*0.40 but its says tha its not correct where is wrong?