1.   A sigma is a measurement that describes a standard deviation on a bell curve.

2.   A. I see it as a couple of overlapping bell curves.

3.   Doctor and patient must try to agree on where she might be on an imaginary bell curve that reveals her fate only when disease and death arrive.

4.   Even during a phone interview, he spoke of bell curves and graphs.

5.   Even the authors concede their bell curves can be ignored.

6.   I want to help p up the bell curve by rising from abandonment to sheepskins.

7.   If the ideological positions of Democrats and Republicans in Congress in those days were plotted on a graph, the result would be two largely overlapping bell curves.

8.   Instead, with the bell curve, the very concept of the normal was a kind of bridge to the abnormal.

9.   Landscaping was on the wrong side of the economic bell curve, and my father had difficulty finding work after that.

10.   Or maybe his memory is part of the bell curve of black intelligence.