Welcome to DU! The truly grassroots left-of-center political community where regular people, not algorithms, drive the discussions and set the standards. Join the community: Create a free account Support DU (and get rid of ads!): Become a Star Member Latest Breaking News Editorials & Other Articles General Discussion The DU Lounge All Forums Issue Forums Culture Forums Alliance Forums Region Forums Support Forums Help & Search

General Discussion

edhopper

(37,388 posts)

34. thanks

Reply to Cuthbert Allgood (Reply #28)

Wed Oct 11, 2023, 03:33 PM

Oct 2023

didn't read the whole thing.

Edit history

Please sign in to view edit histories.

Recommendations

0 members have recommended this reply (displayed in chronological order):

37 replies

= new reply since forum marked as read

Highlight:

Coin flips may not be 50/50 chance - study with 350,757 flips [View all] underpants Oct 2023 OP

As a coin collector, this interests me. LuckyCharms Oct 2023 #1

They used 48 different currencies underpants Oct 2023 #2

I dont think so. Ferrets are Cool Oct 2023 #4

That still makes me wonder if coins are generally minted with a consistently heavier LuckyCharms Oct 2023 #15

I THINK the heads are heavier. Ferrets are Cool Oct 2023 #25

Would be interesting to see a study of our present cupronickel clad vs older 90 pct silver coin. roamer65 Oct 2023 #5

I would like to see that as well. LuckyCharms Oct 2023 #13

The authors say they observed no head/tails bias. nt sl8 Oct 2023 #8

Overall, or within each individual coin type that they used? LuckyCharms Oct 2023 #14

Not sure, I only read the abstract. sl8 Oct 2023 #16

Thanks for this. n/t LuckyCharms Oct 2023 #18

In the theory of probability, there are three theories: no_hypocrisy Oct 2023 #3

Each coin flip is, in itself, 50/50 Cuthbert Allgood Oct 2023 #27

Nice to see something light Bettie Oct 2023 #6

❤️ underpants Oct 2023 #21

My guess is it's a slight tendency to flip coins to a consistent height Amishman Oct 2023 #7

I haven't looked at the study yet... Hugin Oct 2023 #10

In the case of the bicycle, Wednesdays Oct 2023 #20

It the gyroscopic effect whopis01 Oct 2023 #37

Were different flipping techniques found to be more random? Renew Deal Oct 2023 #9

Presumably. They report that it varied among the human flippers. nt sl8 Oct 2023 #19

It means coins are not perfectly weighted edhopper Oct 2023 #11

That's not what the study tested. Cuthbert Allgood Oct 2023 #28

thanks edhopper Oct 2023 #34

I think it has more to do with the distance travelled Old Crank Oct 2023 #12

That's the crux of the matter. Disaffected Oct 2023 #22

Probably not about speed; a physical model had already predicted this, due to precession muriel_volestrangler Oct 2023 #31

Very nice - thank you! Disaffected Oct 2023 #32

That's not the reason for the bias whopis01 Oct 2023 #36

Yeah, but what if you flip them in a vacuum, huh? Iggo Oct 2023 #17

Not enough sample size? Need more flips to get closer to 50/50? keithbvadu2 Oct 2023 #23

We have to appeal all those NFL games. milestogo Oct 2023 #24

And all the World cup games that went to penalties Old Crank Oct 2023 #26

No air calls in the NFL anymore underpants Oct 2023 #29

How would calling it in the air help? Disaffected Oct 2023 #33

"Tails never fails." Randy Moss Cuthbert Allgood Oct 2023 #30

Never let a magician flip your coins or shuffle your cards. hunter Oct 2023 #35