Consider the following data about populations of red squirrels, gray squirrels, and foxes. Two students looked at the data about how the red squirrel populations changed over time. Each made a claim about a cause-and-effect relationship. Student A: I think an increase of the fox population caused the red squirrel population to decline. Student B: I think an increase of the gray squirrel population caused the red squirrel population to decline. Which student do you agree with most? _____ Describe the evidence that supports this claim.
