You Have Obtained Data on Test Scores and Student-Teacher Ratios

question 2

Essay

You have obtained data on test scores and student-teacher ratios in region A and region B of your state.Region B,on average,has lower student-teacher ratios than region A.You decide to run the following regression where is the class size in region A, is the difference in class size between region A and B,and is the class size in region B.Your regression package shows a message indicating that it cannot estimate the above equation.What is the problem here and how can it be fixed?

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Definitions:

Shearing

The deformation of a material by slippage along parallel planes, often associated with faults and seismic activity in the Earth's crust.

Anticline

A type of fold in rock layers that forms an arch-like shape, with the oldest layers at the core.

Offset

The distance by which a geological feature, such as a fault or layer, is displaced due to tectonic movements.

Termination

The well-defined, commonly sharp end of a crystal.