Which of the following mediums is made from a mix of carbon and clay? a. charcoal c. pencil b. chalk d. silverpoint Please select the best answer from the choices provided A B C D

Asociologist chose 300 students at random from each of two schools and asked each student how many siblings he or she has . the result are shown in the table below. there are a total of 2,400 students at lincoln school and 3,300 students at washington school .what is the median number of siblings for all the students surveyed ? a)0b)1c)2d)3