So we're definitely talking highend.

3 months ago, on the final day of my training,

I'm just kind of making this up on the fly.

This market has hurt even the best of companies.

Agraders Masters Cgraders Slaves

And that's true of Z distributions, the mean is zero. We can take that Z score and then convert it into a percentile rank.

And why is that?

Ranks.

So I can't do very fancy things with it.

the higher your rank.

Yes, this grading system is like a caste system

Normal controls show that was the magic I showed you now I'm showing it to you in graphical form

We've No, first of all, New York Magazine always gets it.

We are in the Highbrow that's daring, that's courageous and Brilliant, which is great.

Let's say that they're B I don't know, all these ratings have different terminology.

One desperate grief cures with another's languish Take thou some new infection to thy eye,

And then in unit six what we want to do is, well, we don't just want to find a list, we want to find the best one.

Such a situation is easily addressed by what's called principal component analysis, or PCA.

Still feeling cocky, Mr. Milwaukee?

and then rated women based on their hotness.

But as I said multiple times, I can't do it, because they are BB rated.

And another case, we have a smaller version of the same problem.

So now your risk is really a Double A risk and not a Double

This is the result that has been replicated over and over again.

There's one little bit left we haven't used those ranks, so one of the questions on your homework will be using the ranks to get the best result.

Each party has preference for what outcome they would like to see.

This song is No. 1 on the hit chart.

And so I'm fine.

He said, You're in the championship again.

I made it to the final, and I won the World Cup in a higher category than my own.

He's an art restorer... one of the best in the world, but his own work never took off.

Now, it doesn't have to be that way. It really doesn't.

Kind of interesting maybe but a slightly counter intuitive problem.

Because we already know these elements here are already in the Top K.

Hey, these guys are good for their money, they're Double A or whatever.

But it turns out, when you look overall at what people regret in life, you know what, our financial decisions don't even rank.

You can imagine these apples are web pages, and you can imagine an orange would be an image.

Because I said, you know what even if corporation A goes under, I have this AA guy insuring it.

They ended up shutting down the leader board because, while it was effective, it was so powerful that it stopped sourcing the best stories, and started having people work to maintain leadership.

But we don't want to find the Top K of this.

Yeah, you know, not like street level. Higher.

And of course, the same is true for the blue data points.

Any weight you want just as long as they are not negative or zero.

This is what they think about my site it's ranked by blog authority.

So instead of giving 10 , they cut out 1 to insure it.