• 1
• 1
• • easy to compute , 𝛼 • 1
• easy to compute • 2
• easy to compute • • • 2
• easy to compute • • • • 2
• • • unbiased biased estimator 3
• • • unbiased biased estimator • random sampling • 3
• • • unbiased biased estimator • random sampling • • 3
• • 4
• • 4
• • • 4
our methods our method 5
6
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