Grubbs function

Grubbs distribution

Distribution function and quantile function for Grubbs distribution.

qgrubbs(p, n)

pgrubbs(q, n, lower.tail = TRUE)

Arguments

• p: vector of probabilities.
• n: total sample size.
• q: vector of quantiles.
• lower.tail: logical; if TRUE (default), probabilities are $P[X \leq x]$ otherwise, $P[X > x]$.

Returns

pgrubbs gives the distribution function and qgrubbs gives the quantile function.

Examples

qgrubbs(0.05, 7)

References

Grubbs, F. E. (1950) Sample criteria for testing outlying observations. Ann. Math. Stat. 21 , 27--58.

Wilrich, P.-T. (2011) Critical values of Mandel's h and k, Grubbs and the Cochran test statistic. Adv. Stat. Anal.. tools:::Rd_expr_doi("10.1007/s10182-011-0185-y") .

See Also

TDist