iwm: Lenh dung de hien cac ID cua doi tuong bi khuyet bien so - Id...

Description Usage Arguments Author(s) Examples

Description

Lenh dung de hien cac ID cua doi tuong bi khuyet bien so - Id of whose variable is missing

Usage

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iwm(var1, data = data1,value=NULL)

Arguments

var1

Bien so bi khuyet so lieu

data

So lieu duoc truy tim, mac dinh la .data

value

Neu value !is.null thi se do tim record co bien var1=value

Author(s)

Do Van Dung <dovandzung@gmail.com>

Examples

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# Tim cac record bi missing bien "Da.Man.Kinh" o nhung nguo co Gioi=="Nu"
iwm("Da.Man.Kinh",.data[.data$Gioi=="Nu",])

# Tim cac record bi missing bien "School" va hien thi id va caco cua record do
.data<-stata.get("D:/data/chilumba.dta")
attr(.data,"keyid")<-c("id","caco")
iwm("school")

# Tim cac record bi missing bien "g.dnt" trong bo so lieu lact va hien thi id va ten.tat cua record do
data(lact)
attr(lact,"keyid")<-c("id","ten.tat")
iwm("g.dnt",data=lact)

gvdovandzung/thongke documentation built on May 23, 2020, 12:35 a.m.