All right? If I'm gambling, I'm saying, gee, if I'm really lucky, it'll be only on this side, and I've got a little bit of work to do, but if I'm unlucky, I'm scrawed, the past pluperfect of screwed, OK., or a Boston fish.
如果我够幸运的话,目标数就会在这边的,这会大大减少我的工作量,但如果不幸运呢?我就完蛋了,我就得再从剩下的这么大的数组里找了,这很痛苦,因此选中位数是正确答案。
The bill was passed, and within five months after the bill was passed, we had double digit unemployment for the first time.
法案顺利通过,法案通过后五个月,失业率就达到了两位数,是史上第一次。
So there are examples in American History of elections that seem to in which the Median Voter Theorem seems to do well.
因此从美国历史上的选举案例里看,中位数选民定理非常奏效
Small-cap stocks are tougher to price than large-cap stocks, so there's a 4.7% differential, first to third quartile.
小盘股比大盘股更难定价,第一和第三个四分位数的差距有4.7%
Now, each of you is essentially a place holder or a column.
现在,你们每个人代表一列或者一个位数。
And, I mean, for example in France-- and if this ever disappears I'm going to be one unhappy guy--the license plates, the last numbers of the license plate tells you where people are from.
我的意思是,举例来说,在法国,如果这件事取消的话,我就会十分不高兴的,它就是汽车牌照,牌照上的最后几位数告诉你,这个人来自哪里
Someone figured out at the median contribution that got you invited to stay a night in the Lincoln bedroom, Bill Gates could afford to stay in the Lincoln bedroom every night for the next sixty six thousand years.
有人算出来,按能受邀在林肯卧室留宿一夜,所需捐款额的中位数计算,比尔·盖茨完全付得起在林肯卧室,住上6万6千年。
And this time it did not subside, it never fall below double digits for the entire remainder of the decade of the 30s.
这次失业率没有下降,再也没有下降到两位数以下,20世纪30年代余下的时间也没有。
Of course, in the venture capital world, the least efficiently priced of all, there's a 43.2% differential between the top quartile and the bottom quartile.
当然在最无法有效定价的风险投资领域,第一和第三个四分位数之间的差距,可以达到43.2%
Then as you move out to the equity markets where it's harder to price things as efficiently--large-cap stocks -there are two-fold percentage points,first to third quartile.
如果你转而观察,难以有效定价的市场,比如大盘股,第一和第三个四分位数相差2个百分点
And yet the unemployment never came down below double digits for the entire decade.
但是失业率,从来没降到两位数以下,整个30年代都这样。
Where even if you can find somebody who's going to be a first quartile manager, there's almost no difference between the first quartile return and the third quartile return.
即使你能找到一位,一流的经理人,但在债券市场收益中,第一和第三个四分位数之间几乎没有区别
One nice thing, by the way -- this is just chance I think -- the median answer in the class was nine, which is spot on, so the median hit this bang on.
顺便提一下,有趣的是,我就是顺便提一嘴,班级中位数也是9,中位数正好也是游戏的答案
If I go back to that code from a moment ago, and I just rerun math3, notice how many places printed after the decimal point -- two?
如果刚才我回到那段代码中去,我们回到math3,请注意在小数点后面,会打印几位数呢--两位?
And this is a little different from what happened ten or so years ago, but the so-called Y2K problem was essentially the result of programmers not really having the foresight to realize, "Maybe we shouldn't use so few bits or so few digits to represent a year because eventually this will be a problem."
这个跟10年前发生的事情有点不一样,那个所谓的“Y2K“问题,本质上的结果是,程序员没有真实地预见和认识到,“可能我们没必要用到这些位数或数字,来表示一年,但是最终这个将会,是个问题“
If we need a 7, this is the ones column, the twos, fours, eights, so here are our columns and this was our decimal system a moment ago, and I wanna express the number 7 and the only digits 0 I now have access to are zero and one, whereas, in decimal, dec meaning 10.
如果你需要7,这是一位,二位,四位,八位,这是位数,刚才说的十进制的位数,我想表达7而且,只能采用数字1与,在十进制中,dec意思是十。
The median will fall somewhere in the B+'s.
分数中位数会在B+的附近
Just as I foreshadowed, if you look at the difference between the first and third quartile in the bond market -these are active returns over a ten-year period again ending June 30,2005 -and the fixed income market, the difference between first and third quartile is a half a percent per annum.
如我之前所示,如果观察,债券市场中的第一和第三个四分位数,四分位数即统计学中,把所有数值由小到大排列并分成四等份三个分割点位置分别就是三个四分位数 考虑十年期的主动型的收益,截止于2005年6月30日,在债券这个固定收益市场,第一和第三个四分位数,每年只差0.5%
So eight months after the stock market crashed, ve not hit the double digits in unemployment.
也就是说股票市场崩溃的八个月中,失业率都没有达到两位数,we’
Just as forewarning for people who have forgotten what a median is, that means half of you--not approximately half, it means exactly half of you-- will be getting something like B+ and below and half will get something like B+ and above.
稍微提示下忘记中位数含义的同学,这也就是说,不是一半左右,是绝对一半的同学,会得到B+的成绩或更低的成绩,另一半会到B+的成绩或更高的成绩
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