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我不確定當R告訴我它無法找到已安裝的軟件包時該怎麼辦。有什麼建議麼?R glm.predict無法找到
model1 = glm(RESPONSE ~ AGE + as.factor(SEX) + SYSBP +
as.factor(DIABETES) + LDLC + as.factor(BPMEDS) +
as.factor(CURSMOKE) + HDLC + HEARTRTE + TIME,
data=trVal, family=binomial(link=logit))
glm.predict has been installed successfully
library(glm.predict)
glm.predict(model1)
Error: could not find function "glm.predict"