iRepro (version 1.2)

summary.ntestRes: Summary for ntestRes Objects

Description

The function summarizes the results of normality check for residuals.

Usage

# S3 method for ntestRes
summary(object, ...)

Value

An object of class "summary.ntestRes". The object is a list with the components:

test.res

a data frame containing the chi-squared statistics and p-values for normality tests

mu

mean of the expected normal distribution for residuals

stdev

standard deviation of the expected normal distribution for residuals

bins

number of categories in chi-squared normality test

df

number of degrees of freedom in chi-squared normality test

Arguments

object

object of the class ntestRes (output of the ntest.res function)

...

additional arguments passed to the function (they do not affect the summary produced)

Author

Jelena Kovacic

Details

For more details about normality check and output values shortly described below, please refer to the documentation for ntest.res.

References

Kovacic J, Varnai VM. Intraclass correlation coefficient for grouped data. Epidemiology 2014;25(5):769--770.

See Also

ntest.res

Examples

# Example with 6 predefined classes (grouped data)
classes <- 1:6
class.limits <- cbind(classes-0.5,classes+0.5)
r1 <- sample(classes,30,replace=TRUE)
r2 <- sample(classes,30,replace=TRUE)
nr <- ntest.res(r1,r2,predefined.classes=TRUE,classes,class.limits,bins=10)
summary(nr)