shithub: sm2

ref: f461b5b3c1d59712d376e308e28972b19ee9321a
dir: /stt/variancedist.2.t/

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For many types of applications,
the interval containing most of the observations is...
.Bp
For many types of applications,
the interval containing most of the observations is:

.EQ
left [ X highbar - 2s ; X highbar + 2s right ]
.EN