G13.1 (b) G13.1 (b) Birth weight . Table 13.3 lists birth weights of oneway weight group, tabulate infants based on the smoking status of mothers. Figure 13.5 shows side-by-side Summary of weight boxplots of the response variable in the four group Mean Std. Dev. Freq . groups. Interpret. 7. 92 1 . 10 UI O W N H 7.83 1 . 52 6 . 80 1 . 10 6 6 . 30 0 . 84 8 Total 7 . 11 1 . 27 25 Remember SOCS: Shape Outliers Center and Spread (don't have to do in that order). Shape : Outliers:. Center: Spread