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We specialize in junk removals, long distance moving, estate cleanouts and more!BASIC STATISTICS 5 VarX= σ2 X = EX 2 − (EX)2 = EX2 − µ2 X (22) ⇒ EX2 = σ2 X − µ 2 X 24 Unbiased Statistics We say that a statistic T(X)is an unbiased statistic for the parameter θ of theunderlying probabilitydistributionifET(X)=θGiventhisdefinition,X¯ isanunbiasedstatistic for µ,and S2 is an unbiased statisticfor σ2 in a random sample 3Movers and Junk Removal Experts Hulk Haulers VA is here to help! 2 ƒŒƒfƒB[ƒX ¶‰E "ñ'ÎÌ "¯Œ^