X The number of days that a sample of eighty students were absent from school due to COVID-19 over the course of two years is recorded in the table below. What is the median for this distribution if Efx = 1080 and Efx = 19,860? Numbers of days off from Number of students Midpoint sickness 1 to less than 5 24 6 to less than 10 8 8 1 1 to less than 15 6 13 16 to less than 20 20 18 21 to less than 25 22 23 Select one: O a. 16.0 O b. 13.5 O c. 3.5 O d. 15.5