5One group member accidently left off a digit. Add the point (6 rubberbands, 6 in) to the scatterplot. How do you think this outlier will affect the correlation? What isthe new r?
6How do you think these changes will affect the correlation?
Lesson 3.1 – Displaying Relationships: CorrelationMost people love chocolate for its great taste. But does it also make you smarter? A scatterplot like this one recently appeared in the New England Journal of Medicine. The explanatory variable is the chocolate consumption per person for a sample of countries. The response variable is the number of Nobel Prizes per 10 million residents of that country.1.Interpret the correlation of r = 0.791.
2.If people in the United States started eating more chocolate, can we expect more Nobel prizes to be awarded to residents of the United States? Explain.