Description Usage Format References See Also Examples
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.
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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
Mangat, N.S., Singh, R. (1990). An alternative randomized response procedure. Biometrika, 77, 439-442.
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