Figure 5.

Confidence levels of the two cases in Fig. 4; μ̂₀ = (3, 0) is the closest point to μ̂ = (4.5, 0) on the boundary separating ℛ₁ from ℛ₂; bootstrap vector μ̂** ∼ N₂(μ̂₀, I). The confidence level α̂ is the probability that μ̂** is closer than μ̂ to the boundary.