intervalbeta {smdata}

Lower and upper probability estimates

Description

Lower and upper probability estimates provided by the Busdecu et al. (2009) respondents in their interpretations of the phrase “very likely” in an IPCC report statement, along with dummy variables indicating the experimental condition.

Usage

data("intervalbeta")

Format

A data frame with 220 observations on the following 5 variables.

t

a numeric vector taking the value 1 if the respondent is in the Translation condition, and 0 otherwise

n

a numeric vector taking the value 1 if the respondent is in the Narrow condition, and 0 otherwise

w

a numeric vector taking the value 1 if the respondent is in the Wide condition, and 0 otherwise

y1

a numeric vector recording the respondent's lower probability estimate

y2

a numeric vector recording the respondent's upper probability estimate

Source

Data provided by D. V. Budescu from the Budescu et al. (2009) study.

References

Budescu, D.V., Broomell, S., and Por,H.-H. (2009). Improving the communication of uncertainty in the reports of the Intergovernmental panel on climate change, Psychological Science, 20, 299-308.

Examples

data("intervalbeta", package="smdata")