Question: The relationship between school funding and student performance continues to be a hotly debated political and philosophical issue. Typical of the data available are the

The relationship between school funding and student performance continues to be a hotly debated political and philosophical issue. Typical of the data available are the following figures, showing the per-pupil expenditures and graduation rate for 26 randomly chosen districts in Massachusetts.
Graph the data and superimpose the least squares line, y = a + bx. What would you conclude about the xy-relationship? Use the following sums:

26 26 yr = 2.2566 i=1 26 26 5.365.08 Spending per (in 1000s). x Graduation Rate Southwick-Tolland Athol-Royalston 5 Adams-Cheshire Blackstone Vallev Concord Carlisle Provincetown

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