A major theme in this course is nding functions that are good ts to sets of data values. If the data points fall in a linear pattern, regression line is used. If the data points fall in some other recognizable pattern, a good t may be found within particular families of functions using appropriate software. However, there are two problems in these functions/power. In an essay of 1000 identify and explain these two problems and venture recommendations on how to address these.

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