ScLi14- Interpret graphs, charts and statistics in results o…
ScLi14- Interpret graphs, charts and statistics in results of research studies A study wanted to determine the relationship between two species of ant (P. ferrugineus and P gracilis) and an acacia tree. Both species of ants take nectar from the tree. One hypothesis is that in return, ants protect the trees by killing bacteria that can infect acacias. This are their results: What did researchers show?