General indicators of the probably statistical margins of error to be attached to the main findings, and of the levels of statistical significance of differences between key figures

 
  • 對可能的誤差量和關(guān)鍵數字間的差別顯著(zhù)性水平的指數
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan