litjay98
27.04.2021 •
Mathematics
We consider an i.I.D. Sample fR1, R2, .., RN g and an estimator (MLE) of σ 2 deÖned by σb 2 = 1 2N N ∑ i=1 R 2 i Question 1: Show that σb 2 is an unbiased estimator of σ 2 .
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Ответ:
331.4
Step-by-step explanation:
you just add the area of the three squares and then ad those half circles into a whole and solve the area