The probability of jolene arrives the school before and after school start time 0730 is 4/5 and 1/20 respectively.
what is the probability that jolene reaches school on time
Over a period of 100 days estimate the number is days that jolene will be late to school
what is the probability that jolene reaches school on time
Over a period of 100 days estimate the number is days that jolene will be late to school