LogRank: Log-Rank Test Statistic

In NPC: Nonparametric Combination of Hypothesis Tests

Description

Calculates the difference of means between two groups of observations. The result is intended to be used as a test statistic in a permutation test.

Usage

LogRank(y, tr, tl, event, block, ...)

Arguments

y	Response variable, typically a duration (vector)
tr	Treatment variable (vector)
tl	The level of treatment variable (e.g., "treated" or 1) that indicates treated observations
event	Status variable indicating for each observation whether y was censored (0 or FALSE) or observed (1 or TRUE).
block	Block or stratification variable (vector)
...	Additional arguments (included for compatibility but ignored)

Value

A scalar test statistic

Author(s)

Devin Caughey <[e-mail]>

NPC documentation built on May 2, 2019, 5:07 a.m.