During Late-Night Hours, the 10^th Street Convenience Store Averages Four

Multiple Choice

During late-night hours, the 10^th Street convenience store averages four customers per hour.No customers have arrived in the last half-hour.Assuming that all Poisson conditions are met, determine the probability that the next customer arrives in less than 10 minutes.

A) .3465
B) .4866
C) .3882
D) .2989
E) .4356