......_ '_._ - 3_ Suppose that there are 76 pairs of siblings living in a particular block in Ang Sua, where the older sibling is always heavier than the younger sibling. Consider a scatter plot using the younger sibling's weight to predict the older sibling's weight, where each point in the scatter plot represents a set of two siblings in the block. Which of the following statements must be true? (I) There is a positive association between the older and younger sibling's weights. (II) All the points lie above the line :1; = :1: in the scatter plot. (1 mark) (ll) only. Neither (I) nor (II). Both (I) and (II). (I) only