请问怎么根据这个密度函数求出y的期望和方差�,请求大神指导一下,十分感谢 知乎 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: zhihu.com






Try and sketch some of theseRanch, Stagecoach, Anteater, Fork, Shrubbery, Mustard, Cherry picker, Congress, Pinball machine, Palm hand, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
anonymous
sketch #5155


anonymous
anonymous
sketch #2023 For variety our own good friends fully understand states; through hard knocks we all our own good friends. priceminister


anonymous
anonymous
sketch #4653 Kero by Indike Liyanage


anonymous
anonymous
sketch #323


anonymous
anonymous
sketch #2937 Spongebob by Kalana Namikaze


sketchmaster
sketch #2588 Buble by sketchmaster


anonymous
anonymous
sketch #5214 Crying with a Smile by Bill Kody


anonymous
anonymous
sketch #5096


anonymous
anonymous
sketch #5103


anonymous
anonymous
sketch #4471 Brother Bear by Samuel Roberto


anonymous
anonymous
sketch #4700


anonymous
anonymous
sketch #4313


anonymous
anonymous
sketch #5153 Random Access Memories by Khin Nyunt


anonymous
anonymous
sketch #5102 Old Man by Cuong Pham


sketchmaster
sketch #2639 Marilyn by sketchmaster


anonymous
anonymous
sketch #5303


anonymous
anonymous
sketch #264


anonymous
anonymous
sketch #3064


anonymous
anonymous
sketch #5177


anonymous
anonymous
sketch #4934 Nami-Ki Roberto Castro Colimil


anonymous
anonymous
sketch #5052 Gorillaz by Rafał Dawid


anonymous
anonymous
sketch #4984 Zombie by London Waterlilly


anonymous
anonymous
sketch #4900 Moonlight by Abdelwahab Haik


anonymous
anonymous
sketch #3857


anonymous
anonymous
sketch #2582


anonymous
anonymous
sketch #4883 White tiger by Kayson Danielle


anonymous
anonymous
sketch #2206


anonymous
anonymous
sketch #3473 Finn by Luana Santos

tomski请问怎么根据这个密度函数求出y的期望和方差�,请求大神指导一下,十分感谢 知乎 coloring