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S479 S12 Quiz 1 Solutions

S479 S12 Quiz 1 Solutions - STAT 479 Quiz 1 Wang Dental...

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Unformatted text preview: STAT 479 Quiz 1 January 19, 2012 . Wang Dental Insurance Company has received the following sample of claims: 80 80 100 80 120 Wang believes that dental claims are distributed as a Gamma distribution with a = 33 and c9 = 2.8. VARSAM is the variance ofthe sample of claims. VARDIST is the variance based on the expected distribution. Calculate VARSAM — VARDIST. W;le “Emil-5; x at g; «:3 l ciao mega lgflgfl . lg}? rim _. 9’ gm, Vale Mix {33 mg; 2.537 2 x . You are given F(x) =—— for O <x< 10. 100 Calculate e(5). This is E[(X—5]X>5)]. ...
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