based on the boxplot, which of the following statements must be true? responses the range of the number of on-time arrivals is greater than 90. the range of the number of on-time arrivals is greater than 90. the interquartile range of the number of on-time arrivals is 22. the interquartile range of the number of on-time arrivals is 22. the number of days that had at least 80 on-time arrivals is greater than the number of days that had at most 76 on-time arrivals.