bags: Bennett, Alpert, and Goldstein's S

In rel: Reliability Coefficients

Description

Calculates S as an index of agreement for two observations of nominal scale data.

Usage

bags(data = NULL, kat = NULL, conf.level = 0.95)

Arguments

data	A matrix with n subjects and two observations (n*2 matrix)
kat	Number of possible categories
conf.level	Confidence level of the interval.

Value

method	Analysis name
obs	Number of observations
sample	Sample size
est	Point estimate
se	Standard error
lb	Lower confidence boundary
ub	Upper confidence boundary
cont.table	contingency table
data	analyzed data

Author(s)

Riccardo Lo Martire

References

Bennett, E. M., Alpert, R., Goldstein, A. C. (1954). Communications through limited-response questioning. Public Opinion Quarterly, 18(3), 303-308.

Examples

#Sample data: 200 subjects and one 5-category item.
data <- cbind(sample(1:5,200, replace=TRUE),sample(1:5,200, replace=TRUE))

#Analysis
bags(data=data, kat=5, conf.level=0.95)

Example output

Call:
bags(data = data, kat = 5, conf.level = 0.95)

       Estimate    StdErr   LowerCB UpperCB
Const -0.012500  0.034762 -0.081049   0.056

Confidence level = 95%
Sample size = 200

rel documentation built on March 3, 2020, 9:07 a.m.