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CODE
x
#x¿¡°ªÇÒ´ç
#(a)-(f)±×·¡ÇÁ°ãÃı׸®±â
plot(x,1-(1-x*0.4)^20,xlim=c(0,1),ylim=c(0,1.2),type='b',pch=15,
xlab="Prevalence",ylab="ProbDiseaseentry")
par(new=TRUE)
plot(x,1-(1-x*0.8)^20,xlim=c(0,1),ylim=c(0,1.2),type='b',pch=16,
xlab="Prevalence",ylab="ProbDiseaseentry")
par(new=TRUE)
plot(x,1-(1-x*0.95)^20,xlim=c(0,1),ylim=c(0,1.2),type='b',pch=17,
xlab="Prevalence",ylab="ProbDiseaseentry")
par(new=TRUE)
plot(x,(1-x*0.6)^20-(1-x)^20,xlim=c(0,1),ylim=c(0,1.2),type='b',pch=18,
xlab="Prevalence",ylab="ProbDiseaseentry")
par(new=TRUE)
plot(x,(1-x*0.8)^20-(1-x)^20,xlim=c(0,1),ylim=c(0,1.2),type='b',pch=10,
xlab="Prevalence",ylab="ProbDiseaseentry")
par(new=TRUE)
plot(x,(1-x*0.95)^20-(1-x)^20,xlim=c(0,1),ylim=c(0,1.2),type='b',pch=4,
xlab="Prevalence",ylab="ProbDiseaseentry")
#¹ü·Ê»ý¼º
legend(0.9,0.8,legend=c("(a)","(b)","(c)","(d)","(e)","(f)"),
pch=c(15,16,17,18,10,4))
±×¸² 5-8 µ¿¹°ÀÌ °³º°Àû ȤÀº ±º ´ÜÀ§·Î Æó±âµÉ¶§ Áúº´ À¯ÀÔÈ®·ü ºñ±³.
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. n=20, À¯º´·ü°ú ¹Î°¨µµ´Â ´Ù¾çÇÔ.
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¿Í ÉåÉÕÉç?ɳ?Éæ
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À§¿¡¼­ºÎÅÍ (a) °³º° µ¿¹° ´ÜÀ§ Æó±â, Se=60% (b) °³º° µ¿¹° ´ÜÀ§ Æó±â, Se=80% (c)
°³º° µ¿¹° ´ÜÀ§ Æó±â, Se=95% (d) µ¿¹°±º ´ÜÀ§ Æó±â, Se=60% (e) µ¿¹°±º ´ÜÀ§ Æó±â,
Se=80% (f) µ¿¹°±º ´ÜÀ§ Æó±â, Se=95%.
268

283ÆäÀÌÁö º»¹®³¡



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