Question: Tracking hurricanes. In a previous chapter, we saw data on the errors (in nautical miles) made by the National Hurricane Center in predicting the path

Tracking hurricanes. In a previous chapter, we saw data on the errors (in nautical miles) made by the National Hurricane Center in predicting the path of hurricanes. The following scatterplot shows the trend in the 24-hour tracking errors since 1970. (www.nhc.noaa.

gov)

a) Interpret the slope and intercept of the regression model.

b) Interpret in this context.

c) The Center had a stated goal of achieving an average tracking error of 125 nautical miles in 2009. Will they make it? Why do you think so?

d) What if their goal were an average tracking error of 90 nautical miles?

e) What cautions would you state about your conclusion?

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