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Iris Data Scatter Plot


A student is designing two studies involving the sepal and petal lengths of iris flowers. For Study A, she will select a species of iris for which she can make a fairly accurate prediction of petal length based on measured sepal length. In Study B, she wants to use the species for which the petal length and sepal length are closest in size.

For Study B, the student should use species

. For Study A, the student should avoid using species