2 Complete sufficient statistic and unbiased estimator 2 How to prove or disprove that $T(X_{1},X_{2}) = X_{1} + X_{2}$ is a sufficient statistic 2 $X，Y$ i.i.d. $N(0,\sigma^2)$. What's the probability of $P(X>|2Y|)$? 1 Finding $\mathsf P(\textbf{Y}\mid\textbf{Z})$ where $Z_1,Z_2,\ldots,Z_n$ are conditionally independent 1 Linear Combinations of Least Square Estimator

### Reputation (335)

 +5 What is the difference between complete statistics and complete family of distributions? +10 Finding $\mathsf P(\textbf{Y}\mid\textbf{Z})$ where $Z_1,Z_2,\ldots,Z_n$ are conditionally independent +5 DF Test Rejects Non-Stationarity in a seemingly Non-Statioinary Series +10 Linear Combinations of Least Square Estimator

### Questions (4)

 4 What is the difference between complete statistics and complete family of distributions? 1 DF Test Rejects Non-Stationarity in a seemingly Non-Statioinary Series 1 Find the probability that in a group of 23 people, exactly 3 people have birthdays on the same day [duplicate] 0 SVM Optimization

### Tags (47)

 6 probability × 5 2 normal-distribution × 2 4 distributions × 2 2 likelihood 2 complete-statistics × 3 2 bernoulli-distribution 2 conditional-probability × 2 2 binomial 2 sufficient-statistics × 2 2 estimators