Saved Bookmarks
| 1. |
Q9. The expected value of the number of heads when two coins are tossed is * O 1 O 1/2 O 3/4 O 1/8 |
|
Answer» <P>Answer: Step-by-step explanation: PROBABILITY of getting head p= 2/1
Probability of not getting head q=1− 2/1
= 2/1
Number of coins =3 Expected value E(x)=np =3×2/1
=1.5 |
|