Number 30

In Texas Two Step under the 4/35 + 1/35 · Jan 2010 – Feb 2022 rules — 1,266 draws, 4 from 1–35 (an earlier era).

172times drawn · chance expected 145 +2.41σ

1draws waiting · a wait this long: >99% for any number

7.4average wait between appearances · chance says 8.8

31longest completed wait · 99% chance of one at least that long

30 is drawn as often as chance explains

Drawn 172 times in 1,266 draws against 144.7 expected, +2.41σ. Each draw is independent: after 1 draws away it is exactly as likely tonight as a number drawn yesterday.

Number 30, draw by draw

Drawn 172 times in 1,266 draws · average wait 7.4 draws · longest completed wait 31 · waiting 1 draws now

a completed wait — darker is longer the wait still running — a lower bound, not a finished gap

Where it lands in a sorted draw

Sort a draw and 30 has a favourite seat — chance gives a large number the high positions more often. That is the shape of sorting, not of the machine.

1st smallest0 · chance 0.3
2nd smallest4 · chance 8.3
3rd smallest67 · chance 58.3
4th smallest101 · chance 105.0

Every position’s lane →

The company it keeps

Seen most often with these — chance gives every partner about 15.2 shared draws, and the leaders are simply the ones that came out ahead this time.

25 4 5 15 29 2

It has shared a draw with every one of the other 34 numbers; chance expected about 0.0 still unmet by now. Every pair →

How many people play it

Under the crowd model, 30 is picked about 1.28× as often as an indifferent choice — 13th most popular of 35. That changes nothing about whether it comes up, and everything about how many ways a jackpot on it would be shared.

Numbers 1–31 — the birthday zone ×1.22
Round numbers (multiples of 10) ×1.05

The model and its sources → · What people believe about 30 →

Every draw it appeared in

Date	Wait	Position	The draw
2022-02-17	5	2nd	9 30 32 34
2022-01-31	1	3rd	6 14 30 33
2022-01-27	26	4th	2 4 15 30
2021-10-28	1	3rd	12 18 30 35

What this cannot tell you

Nothing here predicts the next draw. A number’s history is a record of a fair machine’s past, and the machine keeps none of it: 30 is drawn with probability 4/35 tonight whatever it did last week.

2020-07-27	5	3rd	20 25 30 34
2020-07-09	2	3rd	23 25 30 32
2020-07-02	6	4th	1 4 22 30
2020-06-11	8	3rd	9 15 30 34
2020-05-14	1	4th	3 8 11 30
2020-05-11	8	4th	8 20 26 30
2020-04-13	2	3rd	3 22 30 33
2020-04-06	3	4th	3 14 26 30
2020-03-26	8	4th	3 22 28 30
2020-02-27	14	3rd	13 24 30 31
2020-01-09	7	3rd	10 16 30 34
2019-12-16	10	4th	5 15 26 30
2019-11-11	30	2nd	6 30 31 34
2019-07-29	4	3rd	21 27 30 32
2019-07-15	4	3rd	5 8 30 31
2019-07-01	10	4th	17 19 27 30
2019-05-27	12	4th	7 19 22 30
2019-04-15	2	3rd	19 21 30 33
2019-04-08	6	3rd	4 28 30 31
2019-03-18	2	4th	3 13 21 30
2019-03-11	2	4th	10 13 27 30
2019-03-04	3	4th	14 19 29 30
2019-02-21	19	4th	11 16 19 30
2018-12-17	5	2nd	7 30 31 35
2018-11-29	1	4th	4 11 26 30
2018-11-26	9	3rd	12 23 30 34
2018-10-25	5	4th	4 10 28 30
2018-10-08	22	4th	2 5 22 30
2018-07-23	2	3rd	12 15 30 34
2018-07-16	7	3rd	6 18 30 34
2018-06-21	19	4th	16 17 18 30
2018-04-16	6	3rd	4 17 30 34
2018-03-22	10	4th	11 17 22 30
2018-02-15	25	4th	1 15 25 30
2017-11-20	17	3rd	5 13 30 31
2017-09-21	3	4th	9 14 18 30
2017-09-11	6	4th	10 14 24 30
2017-08-21	4	4th	5 10 26 30
2017-08-07	8	4th	11 21 26 30
2017-07-10	15	4th	25 26 27 30
2017-05-18	4	4th	11 17 22 30
2017-05-04	10	3rd	2 12 30 34
2017-03-30	10	3rd	15 16 30 33
2017-02-23	30	4th	5 18 23 30
2016-11-10	14	4th	2 7 17 30
2016-09-22	5	3rd	4 20 30 32
2016-09-05	5	4th	6 13 27 30
2016-08-18	4	4th	18 24 26 30
2016-08-04	3	4th	12 19 28 30
2016-07-25	15	3rd	13 28 30 31
2016-06-02	9	4th	2 18 29 30
2016-05-02	3	4th	2 9 10 30
2016-04-21	2	4th	9 18 26 30
2016-04-14	5	4th	13 16 20 30
2016-03-28	20	4th	1 7 20 30
2016-01-18	4	3rd	5 9 30 33
2016-01-04	11	4th	7 16 22 30
2015-11-26	4	3rd	13 20 30 34
2015-11-12	9	4th	21 24 29 30
2015-10-12	4	4th	15 16 29 30
2015-09-28	4	4th	18 22 25 30
2015-09-14	1	4th	11 24 29 30
2015-09-10	6	3rd	2 4 30 35
2015-08-20	12	3rd	3 25 30 35
2015-07-09	3	4th	7 25 29 30
2015-06-29	28	4th	10 16 23 30
2015-03-23	5	4th	4 10 21 30
2015-03-05	7	3rd	14 19 30 35
2015-02-09	6	4th	4 14 29 30
2015-01-19	2	4th	10 11 25 30
2015-01-12	2	4th	2 6 10 30
2015-01-05	7	4th	18 21 27 30
2014-12-11	5	4th	2 3 14 30
2014-11-24	1	4th	4 14 22 30
2014-11-20	11	3rd	9 19 30 34
2014-10-13	1	4th	11 23 26 30
2014-10-09	2	4th	3 20 22 30
2014-10-02	7	3rd	4 18 30 32
2014-09-08	1	3rd	23 24 30 35
2014-09-04	3	4th	13 26 29 30
2014-08-25	3	4th	2 5 18 30
2014-08-14	16	3rd	4 28 30 33
2014-06-19	1	3rd	21 25 30 35
2014-06-16	14	3rd	14 26 30 31
2014-04-28	20	3rd	7 23 30 35
2014-02-17	3	4th	10 18 20 30
2014-02-06	6	4th	3 16 23 30
2014-01-16	6	3rd	8 25 30 34
2013-12-26	2	3rd	6 28 30 32
2013-12-19	1	4th	9 15 20 30
2013-12-16	31	4th	10 13 14 30
2013-08-29	8	3rd	10 11 30 31
2013-08-01	30	4th	6 26 27 30
2013-04-18	12	4th	15 28 29 30
2013-03-07	3	3rd	4 5 30 32
2013-02-25	7	3rd	9 25 30 32
2013-01-31	4	3rd	2 14 30 31
2013-01-17	20	3rd	25 27 30 35
2012-11-08	6	4th	1 8 25 30
2012-10-18	13	4th	6 8 29 30
2012-09-03	5	3rd	25 27 30 35
2012-08-16	6	4th	5 15 25 30
2012-07-26	8	4th	5 23 29 30
2012-06-28	6	3rd	2 15 30 35
2012-06-07	5	3rd	3 12 30 32
2012-05-21	18	4th	11 15 18 30
2012-03-19	1	4th	2 4 24 30
2012-03-15	3	4th	5 6 12 30
2012-03-05	7	4th	3 15 25 30
2012-02-09	16	4th	5 23 25 30
2011-12-15	5	4th	8 20 29 30
2011-11-28	16	4th	9 11 26 30
2011-10-03	6	3rd	10 28 30 35
2011-09-12	3	3rd	18 22 30 34
2011-09-01	5	3rd	6 19 30 33
2011-08-15	3	4th	7 28 29 30
2011-08-04	3	4th	8 13 15 30
2011-07-25	3	4th	3 6 8 30
2011-07-14	1	3rd	1 11 30 34
2011-07-11	5	4th	5 16 29 30
2011-06-23	1	4th	3 4 6 30
2011-06-20	8	3rd	15 16 30 33
2011-05-23	24	3rd	13 29 30 33
2011-02-28	7	3rd	23 29 30 34
2011-02-03	14	3rd	19 23 30 32
2010-12-16	1	3rd	12 27 30 32
2010-12-13	5	4th	8 13 23 30
2010-11-25	5	4th	5 11 29 30
2010-11-08	1	4th	2 17 22 30
2010-11-04	3	3rd	8 29 30 32
2010-10-25	1	4th	2 5 16 30
2010-10-21	1	3rd	16 22 30 32
2010-10-18	5	4th	15 16 21 30
2010-09-30	10	3rd	11 19 30 33
2010-08-26	5	4th	9 10 20 30
2010-08-09	2	3rd	6 29 30 31
2010-08-02	1	3rd	10 13 30 32
2010-07-29	6	3rd	2 19 30 33
2010-07-08	4	4th	18 19 21 30
2010-06-24	3	3rd	5 18 30 33
2010-06-14	8	3rd	4 6 30 34
2010-05-17	8	4th	7 9 23 30
2010-04-19	3	3rd	10 25 30 35
2010-04-08	2	3rd	15 24 30 32
2010-04-01	1	3rd	14 15 30 31
2010-03-29	10	3rd	3 24 30 32
2010-02-22	8	4th	1 2 20 30
2010-01-25	—	4th	4 5 15 30