MATHEMATICS · Multi-part · AP · AP Statistics · Probability Random Variables Distributions · Probability Random Variables Distributions
Problem
Over the past 200 school days, the school bus arrived on time on 130 days.
(i) Compute the empirical probability that the bus arrives on time on any given day.
(ii) Using the result of part (i), calculate the probability that the bus does not arrive on time.
(iii) Based on your answer in part (ii), estimate on how many of the next 250 school days the bus is likely to be late. Present all working.