Nothing
clusOpt3fixedPSU <- function(unit.cost, m, delta1, delta2, unit.rv, k1=1, k2=1, CV0=NULL, tot.cost=NULL, cal.sw){
if (m<0) stop("m must be positive.\n")
delta1.chk <- any(delta1 < 0 | delta1 > 1)
if (delta1.chk) stop("delta1 must be in [0,1].\n")
delta2.chk <- any(delta2 < 0 | delta2 > 1)
if (delta2.chk) stop("delta2 must be in [0,1].\n")
if (!is.null(CV0) & !is.null(tot.cost))
stop("CV0 and C.prime cannot both be non-null.\n")
if (is.null(CV0) & is.null(tot.cost))
stop("CV0 and C.prime cannot both be null.\n")
if (sum(length(m)>1, length(delta1)>1,
length(delta2)>1, length(unit.rv)>1, length(CV0)>1, length(tot.cost)>1) > 1)
stop("Only one argument to function can be vector.\n")
C1 <- unit.cost[1]
C2 <- unit.cost[2]
C3 <- unit.cost[3]
C.prime <- tot.cost/m - C1
q.opt <- sqrt((1-delta2)/delta2 * C2 / C3)
if (cal.sw == 1){
n <- C.prime/(C2 + C3*q.opt)
n.chk <- any(n < 0)
if (n.chk) stop(paste("n is negative. Check inputs. n=",n,"\n"))
tot.cost <- C1*m + C2*m*n + C3*m*n*q.opt
CV <- sqrt(unit.rv/m/n/q.opt * (k1*delta1*n*q.opt + k2*(1 + delta2*(q.opt-1))))
output <-
structure(list(C1 = C1,
C2 = C2,
C3 = C3,
m = m,
delta1 = delta1,
delta2 = delta2,
"unit relvar" = unit.rv,
k1 = k1,
k2 = k2,
"variable budget" = tot.cost-C1*m,
"total cost" = round(tot.cost,0),
n = round(n,1),
q = round(q.opt,1),
CV = round(CV,4)),
class = "power.htest")
}
if (cal.sw == 2) {
n <- k2*(1 + delta2*(q.opt-1)) / q.opt / (CV0^2*m/unit.rv - k1*delta1)
n.chk <- any(n < 0)
if (n.chk) stop(paste("n is negative. Check inputs. n=",n,"\n"))
tot.cost <- C1*m + C2*m*n + C3*m*n*q.opt
CV.chk <- sqrt(unit.rv/m/n/q.opt * (k1*delta1*n*q.opt + k2*(1+ delta2*(q.opt-1))))
output <-
structure(list(C1 = C1,
C2 = C2,
C3 = C3,
m = m,
delta1 = delta1,
delta2 = delta2,
"unit relvar" = unit.rv,
k1 = k1,
k2 = k2,
"variable budget" = tot.cost-C1*m,
"total cost" = round(tot.cost,0),
n = round(n,1),
q = round(q.opt,1),
CV = CV0,
"CV check" = round(CV.chk,4)),
class = "power.htest")
}
output
}
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