Compare the center and spread of these two datasets DATA SET J 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 DATA SET K ● 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 Set J has a than Set K. Set J has a than Set K. center spread