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NPC (version 1.1.0)

DiffSumObs: Difference in the Number of Non-Missing Responses

Description

Calculates the difference in the number of non-missing responses between two groups of observations. The result is intended to be used as a test statistic in a permutation test.

Usage

DiffSumObs(y, tr, tl, ...)

Arguments

y
Response variable (vector)
tr
Treatment variable (vector)
tl
The level of treatment variable (e.g., "treated" or 1) that indicates treated observations
...
Additional arguments (included for compatibility but ignored)

Value

A scalar test statistic