Question: The figure below is a scatterplot of reading test scores against IQ test scores for 14 fifth-grade children.
There is one low outlier in the plot. What effect does this low outlier have on the correlation?
(a) It makes the correlation closer to 1.
(b) It makes the correlation closer to 0 but still positive.
(c) It makes the correlation equal to 0.
(d) It makes the correlation negative.
(e) It has no effect on the correlation.
