MangatSinghData: Randomized Response Survey on cannabis use
Description
This data set contains observations from a randomized response survey conducted in a university to investigate cannabis use.
The sample is drawn by stratified sampling by academic year.
The randomized response technique used is the Mangat-Singh model (Mangat and Singh, 1990) with parameters \(p=0.7\) and \(t=0.55\).
Usage
data(MangatSinghData)
Arguments
Format
A data frame containing 240 observations from a population of \(N=802\) students divided into four strata.
The variables are:
ID: Survey ID of student respondent
ST: Strata ID
z: The randomized response to the question: Have you ever used cannabis?
Pi: first-order inclusion probabilities
References
Mangat, N.S., Singh, R. (1990).
An alternative randomized response procedure.
Biometrika, 77, 439-442.