金程問(wèn)答
TVM表示什么？
為什么選2不選1
The best approach for creating a stratified random sample of a population involves:A.drawing an equal number of simple random samples from each subpopulation.B.selecting every kth member of the population until the desired sample size is reached.C.drawing simple random samples from each subpopulation in sizes proportional to the relative size of each subpopulation.老師AB為什么不對(duì)
如何區(qū)分整群抽樣和分層抽樣
老師，我在BGN mode下，按計(jì)算器 2ND FV 2ND CPT，然后4 N 5 1/Y 0 FV 20000 PMT CPT PV，最后答案為什么是78530？ 算了好多遍
老師，可以操作一遍這道題的視頻我看一下嗎
補(bǔ)圖如下
這里support表示的是什么意思呢？
老師我的金融計(jì)算器，只要在運(yùn)用到FV PV計(jì)算年金相關(guān)的問(wèn)題的時(shí)候，最后的結(jié)果都會(huì)出錯(cuò)，和視頻里的結(jié)果都不同，我也仔細(xì)檢查了是不是輸入錯(cuò)誤或者設(shè)置了BGN等等，但都沒(méi)有問(wèn)題，這樣的計(jì)算器問(wèn)題該怎么解決呢？
程寶問(wèn)答
