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KnownVariance


is an option to statistical confidence interval and hypothesis test functions that specifies the value of the population variance.
MORE INFORMATION
  • The value of can be a positive number or None.
  • For None, the population variance is estimated from the input data.
  • For confidence intervals and tests based on two samples, variances and for the two populations can be given as .
EXAMPLESCLOSE ALL
Basic Examples   (1)
A test assuming the population variance is 5:
Needs["HypothesisTesting`"]
A test assuming the population variance is 5:
In[2]:=
Click for copyable input
Out[2]=
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