{
    Int_t    nx     = 7;
    Int_t    nProba = 19;
    Double_t x[7]   = {1, 2, 3, 5, 6, 9, 10};
    Double_t proba[19];
    Double_t quantiles[19];
    
    for(Int_t i = 0; i < nProba; i++)
    {
        proba[i] = 0.05 * (i+1);
    }
    
    TCanvas* c = new TCanvas("c1","Quantiles methods test");
    c->Divide(3,3);
    for(Int_t method = 1; method < 10; method++)
    {
        c->cd(method);
        TMath::Quantiles(nx, nProba, x, quantiles, proba, 1, NULL, method);
        TGraph* g = new TGraph(nProba, proba, quantiles);
        g->Draw("la*");
        g->SetTitle(Form("Method%d",method));
        gPad->SetGrid();
    }
    
    
}