A shopkeeper wants to check the average number of cars sold per call. Past record of sales is shown below:
| Sale of cars (Units) | 0 | 1 | 2 | 3 |
| Probabilities | 1/6 | 1/2 | 3/10 | 1/30 |
The expected number of cars sold is :
1
0.5
2
1.2
3
1.6
4
2.4
A shopkeeper wants to check the average number of cars sold per call. Past record of sales is shown below:
| Sale of cars (Units) | 0 | 1 | 2 | 3 |
| Probabilities | 1/6 | 1/2 | 3/10 | 1/30 |