The 6 participants in a 200-meter dash had the following finishing times in seconds). 26, 24,...

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Answer 1

Answer #1

2 = 26, 24, 24,32; 32.,30 variance = E(X2) E (x2.) [fcxo] ? Now Ecx) = ER . 2G + 24+24+32+32 +30 ECX) 28 E(X2) = 262+24² +24²

Answer 2

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