Description Usage Arguments Value References

This function returns an approximation of *P(X \in E1)/P(X \in E2)*, where
*X* is a central chi-squared random variable with `df`

degrees of freedom.

1 | ```
TChisqRatioApprox(df, E1, E2)
``` |

`df` |
degree of freedom of the chi-squared random variable. |

`E1, E2` |
"Intervals" objects or matrices where rows represents
a union of intervals with |

This function returns the value of the approximation.

Bryc, Wlodzimierz. "A uniform approximation to the right normal tail integral." Applied mathematics and computation 127.2 (2002): 365-374.

Canal, Luisa. "A normal approximation for the chi-square distribution." Computational statistics & data analysis 48.4 (2005): 803-808.

shuxiaoc/outference documentation built on Dec. 5, 2017, 3:48 a.m.

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