MangatSinghData {RRTCS}

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)

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.

See Also

MangatSingh

Examples

data(MangatSinghData)