Post-secondary students in London where asked what brand of smartphone they have. The results are contained in the following table.
| iPhone | Samsung | Blackberry | ||
| Western | 305 | 234 | 61 | 600 |
| Fanshawe | 232 | 248 | 320 | 800 |
| 537 | 482 | 381 | 1400 |
A student is selected at random. What is the probability the student goes to Fanshawe and has an iPhone?
We want to find, the probability the student goes to Fanshawe and has an iPhone. That is to find,
P(Fanshawe AND iPhone) = 232/1400 = 0.165714
P(Fanshawe AND iPhone) = 0.1657
Therefore, probability is 0.1657
Post-secondary students in London where asked what brand of smartphone they have. The results are contained...