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2007 Dec 02
1
speeding up likelihood computation
...######################## boy1 <- data.frame$boy1 # BIRTH POSITION OF FIRST BOY (ZERO IF THE FAMILY HAS NO BOYS) boy2 <- data.frame$boy2 # BIRTH POSITION OF SECOND BOY (ZERO IF THE FAMILY HAS ONLY ONE BOY) boy3 <- data.frame$boy3 boy4 <- data.frame$boy4 boy5 <- data.frame$boy5 boy6 <- data.frame$boy6 # BIRTH POSITION OF SIXTH BOY (ZERO IF THE FAMILY HAS ONLY FIVE BOYS) ######################## CONDITIONAL PROBABILITIES ########################## qq21 <- 1 qq31 <- 1/(1+exp(zeta[1])) qq32 <- exp(zeta[1])/(1+exp(zeta[1])) qq41 <- 1/(1+exp(zeta[2])+exp(zeta...