利用KMO检验和巴特利特球度检验判断数据是否适合做因子分析

complexity theory的问题,懂的进来两道证明题：(1)A complexity class C is closed under polynomial time reductions if,whenever A ≤pB and B ∈C,then A ∈C.Show that RP,BPP and PP are closed under polynomial time reductions.(2)Show that PP sheer complexity是什么意思 给你以下词组,造句：they,a,concert,each,pop,year,have. 一个圆柱的侧面积是15平方分米,底面半径是6分米.体积是多少立方分米 英译汉trick or treat?trick or treat?give me something good to eat. Trick or treat Give me something good to eat.Thank you!Thank you! 求《兽王》的400字的读后感, trick or treat smell my feer give me something good to eat 请把手放在背后 please () your hands ()your back 改错What are dogs and cats doing?They are runing and playing These _____（ be not ） cats.They are dogs. 为什么这个句子：They are even cleaner than dogs or cats.在dogs和cats表并列时用or?RT 我请求你的原谅 用英语怎么说/这句话用英语怎么说呢? 一个圆柱的侧面积是60平方分米,底面半径4分米,它的体积是（）立方分米 乞求.的原谅用英语怎么说 One and one is two,and the baby the one for me is you. the baby is one and a half _____ (year)old catch sb. red-handed是抓个正着的意思么 We have English day in July（对in July提问） 贾平凹文章《我有一个狮子军》到底想表达什么? 急求五百字读后感! 白鹭去哪儿了 刘向东 求文档:白鹭去哪儿了 刘向东 so it is not surprising that the World Wide Fund for Nature chose the giant panda as its symbol.改为被冻句so it is not surprising that ____________by the World Wide Fund for Nature 翻译：people are working very hard to make dure the giant pan I have two __________.They are students,too.their__________are Jack and Jim.空白处该填什么啊..第一个空的首字母为f.第二个空的首字母为n肿么填, so it is not surprising that the world wide fund for nature chose the giant panda as its symbo.啥意思啊 大虾们帮翻译下 英语翻译翻译熊猫每天花很长的时间吃妈妈的奶.它们长大后喜欢吃竹笋和竹叶.Giantpandas ________________________________________________________________ They like____________________________________________________________ 关于眼神对动物曾经看过电影 《赌神》里面周润发眼盯住狗 狗会害怕得走了动漫《海贼王》香克斯 盯住海怪也走了请问是否真实存在 人眼睛盯住某动物 动物会害怕 去避开你曾经听说过时 动物的目光写动物忧伤的 Welcome!高智商ladies and gentlemen!Hello,everyone!我是一名高中生,为将来考虑的比较多...可一说是尖子的Small at BOSS,希望能交接到各名高中的优秀的Talents,and in the future 我们能以真名实姓在最高学府见 哪种动物视力最不好 夜店之王里面有首歌叫ladies and gentlemen,Welcome to my party.是别个收藏改的名字,求歌名390940247,可提供音乐试听