Games and odds · free tool

Wingo 30 second prediction: what a predictor can and cannot know

Q: Can a predictor know the next colour or number?

Not if rounds are drawn at random and independently, as fair rounds are. A result that has not happened cannot be read from anywhere, and earlier results do not change the next one. We cannot see inside any platform, so this describes fair random rounds.

Q: How likely is it that a predictor’s record is just luck?

More likely than most people think. A blind guesser gets 60 or more right out of 100 about 3 times in 100. The tool above works out the exact chance for the record you enter, so you can see how unusual it really is.

Q: Why does some channel always seem to be right?

Because there are many of them. If a thousand channels guess blind, a few will have a good run, and those are the ones whose screenshots get shared. The ones that guessed wrong go quiet.

Q: Is one hour of calls enough to judge a predictor?

No. An hour of short rounds gives only 20 to 120 calls, and over that few calls luck alone moves a hit rate by many points. You need a record of hundreds of calls, written down in advance, before a hit rate means anything.

Q: Does this page predict the next result?

No. It cannot, and it is built to show why. It makes fair random rounds and counts what happens, and the chances it prints are worked out exactly. Nothing in it looks ahead.

A predictor claims to know the next result. See what luck alone does to a record like that, and the check that tells a predictor from a lucky guesser.

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1. Could luck alone have done that?

Type what a predictor, app or channel claims. The tool shows how often a blind guesser would do as well, worked out exactly. It predicts nothing and reads no results.

58%hit rate claimed: 70 right out of 120 calls

4.12%chance that blind guessing, right 50% of the time, does at least this well

1 in 24blind guessers that look this good

41 of 1,000blind guessers in the crowd that would look this good

± 9.1 pointshow far luck alone moves a hit rate over this many calls

187calls before a hit rate this high would happen to blind guessing less than 1 time in 100

A predictor that gets 70 of 120 calls right has a hit rate of 58%. Blind guessing, right 50% of the time, does at least that well 4.12% of the time, so among 1,000 blind guessers about 41 would look this good. If the same hit rate held over about 187 calls, blind guessing would manage it less than 1 time in 100. A hit rate in the past says nothing about the next call.

Blind guessing over 120 calls, right 50% of the time, with 1,000 guessers
Hit rate	Right out of 120	Chance blind guessing does this well	Guessers that would look this good
55%	66	15.8%	158
60%	72	1.77%	18
65%	78	0.06%	under 1
70%	84	<0.01%	under 1
80%	96	<0.01%	under 1

2. Do the popular “systems” beat guessing?

Four rules people swear by, each run over 100,000 fair rounds. A guess is right 50% of the time.

50.26%best score of four popular rules over 99,995 fair rounds

49.74%worst score of the four

0.26 pointsfurthest any rule sits from the 50% that plain guessing gets

± 0.32 pointshow far luck alone moves a score over that many rounds

± 9.1 pointshow far luck alone moves a score over just 120 calls

Four popular rules were each scored on one fixed run of 100,000 fair rounds, every guess made from the rounds before it. All four land within 0.26 points of 50%, which is what guessing gives. Over just 120 calls luck alone moves a hit rate by about 9.1 points either way, so a short record cannot tell a clever rule from a lucky one.

Four popular rules on one fixed run of 100,000 fair rounds
System	Rounds tested	Right
Repeat the last result	99,995	49.95%
Pick the opposite of the last result	99,995	50.05%
Follow the majority of the last five	99,995	50.26%
Fade the majority of the last five	99,995	49.74%

A prediction is a claim about a result that has not happened yet. You cannot check it in advance, but you can check a predictor’s past calls against luck. A hit rate of 58% over 120 calls is something blind guessing reaches 4.12% of the time, so a record like that proves nothing about the next call.

Rounds of 30 seconds give 120 in an hour: twice as many bets as one-minute rounds, and twice as many chances for a run to go either way. An hour of 120 rounds is still a short sample, so a good hour says little about a method and a lot about luck.

A record needs length before it means anything. It takes about 187 calls before a hit rate like 58% would be something blind guessing manages less than 1 time in 100, and the last ten calls in a screenshot prove almost nothing. A channel that shows only its good runs is showing the best of the crowd, not the average.

Change the numbers in the tool above and every figure on this page follows them.

Common questions

Can a predictor know the next colour or number?

Not if rounds are drawn at random and independently, as fair rounds are. A result that has not happened cannot be read from anywhere, and earlier results do not change the next one. We cannot see inside any platform, so this describes fair random rounds.

How likely is it that a predictor’s record is just luck?

More likely than most people think. A blind guesser gets 60 or more right out of 100 about 3 times in 100. The tool above works out the exact chance for the record you enter, so you can see how unusual it really is.

Why does some channel always seem to be right?

Because there are many of them. If a thousand channels guess blind, a few will have a good run, and those are the ones whose screenshots get shared. The ones that guessed wrong go quiet.

Is one hour of calls enough to judge a predictor?

No. An hour of short rounds gives only 20 to 120 calls, and over that few calls luck alone moves a hit rate by many points. You need a record of hundreds of calls, written down in advance, before a hit rate means anything.

Does this page predict the next result?

No. It cannot, and it is built to show why. It makes fair random rounds and counts what happens, and the chances it prints are worked out exactly. Nothing in it looks ahead.

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The full tool

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