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Posted

1) I'm too lazy to calculate it. How many do you have to get correct out of 20 to reject the hypothesis of pure luck at 95%? (I'm guessing that 12 could easily be generated by pure luck.)

2) On the flipside, I wonder if there are people who get this thing methodically wrong; in other words, if they pick "genuine" it's "fake" and vice versa.

Guy

Posted

Shit, I only got 11 right. Which means, in line with what guy said, that I have no idea and am only guessing. Among the ones I got wrong were about an equal number of genuine and fake, so I'm not systematically misinterpreting.

For me the lesson of this is that at a certain level of personal interaction, I'll just have to trust people, since obviously second-guessing them won't do me much good! And since that's already the way I operate, I won't have to change a thing.

Posted (edited)

  Jazzmoose said:

I'm stunned. I got 18 out of 20. The eyes give it away to me. Then again, maybe I'm just used to people pretending to laugh at my moronic jokes...

Right, I got 18 too, looking straight in the eyes.

Edited by porcy62
Posted

14 out of 20 right

I was paying more attention to the expression they settled into after the smile, rather than the eyes during the smile. The eyes are a give away if you know a person, if not, it's pretty iffy.

Posted (edited)

  MoGrubb said:

14 out of 20 right

I was paying more attention to the expression they settled into after the smile, rather than the eyes during the smile. The eyes are a give away if you know a person, if not, it's pretty iffy.

Maybe you're right, after what GWB said about Putin.

Edited by porcy62
Posted

16 out of 20. Better than I expected.

I have to admit, I thought this was gonna be a smilie survey. In that case, I figured I'd at least be able to do better than Chuck. :D

Posted

19 out of 20. I found that if the eyes participated in the smile, it was more likely to be genuine. The face they settled into afterward was a dead giveaway, too. When the smile went back into a completely neutral face, it was fake.

Posted (edited)

  Guy said:

1) I'm too lazy to calculate it. How many do you have to get correct out of 20 to reject the hypothesis of pure luck at 95%? (I'm guessing that 12 could easily be generated by pure luck.)

EDIT: There was a silly mistake in my stata code. The correct answer is 15 correct for 5% significance.

At 12 you are at the 25% significance level.

There are enough people getting scores higher than 10 that I think it is pretty clear that a joint test turn out statistically significant.

Edited by J Larsen
Posted

I'm a pretty bad reader I guess. I got 11 the first time I did it and only 10 the second time! Even my daughters aged 11 and 13 did better than me with 12 and 15 correct picks.

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