nag_prob_beta_vector (g01sec) Example Program Results

        tail          beta        a         b        p     ivalid
 ------------------------------------------------------------------
   Nag_LowerTail      0.26      1.00      2.00     0.452      0
   Nag_LowerTail      0.75      1.50      1.50     0.804      0
   Nag_LowerTail      0.50      2.00      1.00     0.250      0