Nothing
is.beta <-
function(x,m,a=10,sita1=NULL,sita2=NULL)
{
re=1;
for(i in 1:length(x))
if(x[i]<=0||x[i]>=1)
re=-1;
p=rep(0,m);
y=rep(0,m);
q=0;
if(re==-1)
{
return(data.frame("state"=-1,"pvalue"=0));
}
else
{
x1=mean(x);sum=0;
for(i in 1:length(x))
{
sum=sum+x[i]^2;
}
x2=sum/length(x);
if(is.null(sita1)&&is.null(sita2))
{
sita1=x1^2*(1-x1)/(x2-x1^2)-x1;
sita2=sita1*(1-x1)/x1;
df=m-3;
}
else if(is.null(sita1))
{
sita1=x1*(x1-x2)/(x2-x1^2);
df=m-2;
}
else if(is.null(sita2))
{
sita2=sita1*(x1-1);
df=m-2;
}
else
{
df=m-1;
}
if(sita1>0)
{
for(i in 1:m)
{
p[i]=pbeta(i/m,sita1,sita2)-pbeta((i-1)/m,sita1,sita2);
if(p[i]==0)
{
break;
}
for(j in 1:length(x))
if(x[j]>=(i-1)/m && x[j]<i/m)
y[i]=y[i]+1;
q=q+(y[i]-(length(x)*p[i]))^2/(length(x)*p[i]);
}
q0=qchisq(1-a,df);
pvalue=pchisq(q,df);
if(q<=q0)
{
return(data.frame("qchisq"=q,"pvalue"=pvalue));
}
else
{
return(data.frame("state"=-1,"pvalue"=1));
}
}
else
{
return(data.frame("state"=-1,"pvalue"=1));
}
}
}
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