Nominal, so either a pie or bar chart. SPSS chapter 4 1.a. The mean is inappropriate with ordinal level variables. The median is disagree for males and females, so there is no difference in their attitude. The median for males and females is important, so once again there is no difference.
Education is an interval ratio variable.
Childs is negatively skewed because so many people have zero children. The best measure is therefore the median. The median number of children for both blacks and whites is 2, so they have the same number of children. The presence of all these 8 s in the data set makes the mean higher than it should be. Therefore, the median should be used.