2. In Toronto this information was collected for hours parked by 250 drivers and the corresponding fees. a) How long can we expect a customer to park for? b) Find the variance and standard deviation for the fees charged.

3. We have 5 planes landing in Pearson International Airport that arrive on time 80% of the time.

1. On a given day find the probability that zero flights are late.
2. On another day find the probability that only one flight will be late.