Grand Lotto 6/55 Odd To Even Ratio

The odd to even ratio of 350 jackpot numbers studied for the game Grand Lotto 6/55 is fairly even. Based on 350 results, 1042 winning numbers were odd;  1058 of the winning numbers were even

Following is the summary of the odd-even ratio statistics. Notice that a lotto combination is generally a mix of 3 odd numbers and 3 even numbers, capturing 35% of the total draws. If you want to capture a higher rate, consider also the 2:4 and 4:2 odd-to-even ratios. Overall, you capture the 78% favorable ratios with a hit index of 1.3, which means recurring, on average, every 1.3 draws.

The 5:1 and 1:5 odd-even ratios are worth trying if you want to capture an even higher probability. You just have to consider the hit index of 10 to 11 draws. To be exact, the ratios 5:1 and 1:5 combined has the tendency to recur again after 1 to 3 draws; other than that, it takes 4 to 23 draws.

On the other hand, the ratios 2:4 and 4:2 combined, with a hit index of 2.3, are sure to recur within the next 5 draws; while the ratio 3:3 is sure to recur within the next 3 to 4 draws.

Odd
Even
Freq
%
Ave Hit Index
3
3
122
35%
3
2
4
77
22%
5
4
2
73
21%
5
5
1
36
10%
10
1
5
32
9%
11
0
6
7
2%
50
6
0
3
1%
117
Total

350
100%

Eliminating The Lower Probability

We already know that there are more than 28 million combinations that can be made from Lotto 6/55. But, based on statistics, not all of them are good winning combinations. Based on the data above, you can eliminate the 3% of the combinations. These are the all-odd (6 odd numbers) and all-even (6 even numbers) numbers. If you want to reduce more your choices of combinations, you can disregard both 1:5 and 5:1 odd-even combinations. With that you still have 78% probability chances. To simplify the way you combine numbers, you can opt to focus on 3:3, 2:4, 4:2 odd-even ratios.

How many combinations to play?

To ensure that you target the highly probable combinations, play 9 combinations as follows: three 3:3, two 2:4, two 4:2, and one each for 1: 5 and 5:1 odd-even ratios. If you are budget constrained, play 5 combinations where 2 combos are 3:3 odd-even and one each for 2:4, 4:2, and 5:1 or 1:5.

What's the ideal order of the odd and even numbers?

Perhaps you want to find out which number should be odd or even. The answer is any number in any order. Take a look at the data that follows.  Notice that the odd and even numbers are fairly distributed. That's less headache for you because you need not concern yourself about where should be odd or even.



1st
2nd
3rd
4th
5th
6th
Total
Odd
171
172
166
175
182
176
1042
Even
179
178
184
175
168
174
1058


 Compared to a previous study, the results of which follows, note that the ratio of odd to even has not changed significantly.



1st
2nd
3rd
4th
5th
6th
Total
Odd
92
84
81
79
74
92
502
Even
76
84
87
89
94
76
506


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