Figure 1

( P _M and Bias) a) P _M depends on the ratio,${\sigma }_1^2:{\sigma }_0^2$ (y-axis) and on the difference, μ ₁ - μ ₀ (x-axis) b) The bias, $p_0^{*}$ - p₀ (y-axis) depends on P _M (x-axis), and is shown for different values of p₀.