R functions (N)

The list of new R functions introduced in this non-binary data analysis lab component are below:

Function_name	Package_name	Use
cox.zph	survival	To assess the proportional hazard assumption
coxph	survival	To fit cox regression model
ggforest	survminer	To produce a forest plot
multinom	nnet	To fit multinomial models
polr	MASS	To fir ordinal logistic and probit regressions
Surv	survival	To create a survival object
survdiff	survival	To compare survival times between groups
survfit	survival	To create survival curves
svy_vglm	svyVGAM	To fit design-based generalised linear models
svycoxph	survey	To fit cox regression model for complex survey data
svyglm.nb	sjstats	Negative binomial model for complex survey data
svykm	survey	Estimate survival function for complex survey data
svyolr	survey	Ordinal logistic for complex survey