Find the median. 5,2,3,5,7,21

Find the mode. 2,2,3,3,4,4,5

Find the IQR. 3,6,1,8,5,3,9,6

Find the mode. 3,5,55,21,7,4,12,5,21,4,7,9,0

Bryson has a data set with the numbers 5,8,3,3,2,2,5,8. He says that 5 and 8 are the mode. Cameron says that 5,2,3,8 is the mode. Paul says that there is no mode. Who is correct.