spektor_2024_absolute

risky-choice psych-201

Three experiments investigated whether loss aversion (and choice consistency) is stable across two gambling contexts—a loss-aversion condition (LAC) and a gain-seeking condition (GSC)—with the order of the two counterbalanced context blocks varied (starting condition). In every trial participants chose between two binary 50/50 lotteries (most pairs had equal expected value and differed in variance/risk); choices and reaction times were recorded. The loss-aversion context drew its outcomes from a wider range of gains than of losses, and the gain-seeking context from the mirrored ranges (all signs flipped). Experiments 1 (N=40), 2 (N=185, two sessions ~1 week apart × 49 trials), and 3 (N=57, two sessions × 360 trials) were analyzed with hierarchical-Bayesian prospect-theory/CPT models to estimate loss-aversion and choice-sensitivity (consistency) parameters; Experiment 3 was preregistered. exp0 / exp1 / exp2 map to paper Experiments 1 / 2 / 3 respectively, and response is coded 0 = chose gamble X, 1 = chose gamble Y.

Responses
73,250
7,378 held out
CORE effects
2 / 3
CORE test NLL (avg)
0.475
rank 2 of 7 models
Best model
CORE (no phonemes)
test NLL (avg) 0.469

Likelihood of human responses

modelPNLLtest NLL (avg)test responses train NLL (avg)train responses
CORE3,503.80.47497,3780.453065,872
CORE (no prediction errors)3,564.60.48317,3780.461865,872
CORE (no phonemes) best3,458.30.46877,3780.448465,872
CORE (no forgetting)4,181.70.56687,3780.535065,872
CORE (no hierarchy)4,617.10.62587,3780.639665,872
Transformer4,327.20.58657,3780.559865,872
Centaur3,791.30.51397,378––

Experiments

exptask classparticipantsresponsesconditionssimulatedeffects
exp0LossAversionChoice4014,0801no–
exp1TwoSessionChoice18518,1301yescontext_effect_risky_choice, stability_risky_choice
exp2TwoSessionChoice5741,0401yescontext_effect_risky_choice_exp3

Behavioral effects

effectexperimentpaperCORECORE (no prediction errors)CORE (no phonemes)CORE (no forgetting)CORE (no hierarchy)
context_effect_risky_choiceexp1+0.195✓ yes
+0.092
✓ yes
+0.123
✓ yes
+0.120
✗ no
+0.029
✗ no
+0.001
stability_risky_choiceexp1+0.513✓ yes
+0.565
✓ yes
+0.620
✓ yes
+0.442
✓ yes
+0.678
✓ yes
+0.668
context_effect_risky_choice_exp3exp2+0.307✗ no
+0.017
✗ no
+0.006
✓ yes
+0.046
✗ no
-0.005
✗ no
-0.002

Transcript

Welcome. In this study you will repeatedly choose between two lotteries, one labeled X and one labeled Y. Each lottery has two possible outcomes, each occurring with 50% probability. For example, 'X: win 10 or lose 6' means lottery X pays 10 or -6 with equal chance. On each round, press B to choose lottery X and A to choose lottery Y. You can take short breaks during each half, and there is a longer break between the two halves; the second half and its lotteries are completely independent of the first. One decision from each of the two halves of the study is drawn at random afterwards and the lottery you chose is played out for real; a share of the resulting outcome is added to or subtracted from your show-up fee of CHF 20, so your final payoff ranges from CHF 12.50 to CHF 27.50.
First half.
X: win 16 or lose 9. Y: win 30 or lose 6. You press A.
X: win 22 or lose 6. Y: win 34 or lose 18. You press B.
X: win 10 or lose 7. Y: win 14 or lose 11. You press A.
X: win 20 or lose 10. Y: win 26 or lose 16. You press A.
X: win 12 or lose 6. Y: win 14 or lose 8. You press A.
X: win 36 or lose 11. Y: win 38 or lose 13. You press A.
X: win 24 or lose 5. Y: win 28 or lose 9. You press B.
X: win 22 or lose 7. Y: win 34 or lose 19. You press B.
X: win 20 or lose 20. Y: win 12 or lose 12. You press A.
X: win 36 or lose 10. Y: win 40 or lose 14. You press A.
X: win 16 or lose 9. Y: win 20 or lose 13. You press A.
X: win 20 or lose 8. Y: win 30 or lose 18. You press B.
X: win 40 or lose 13. Y: win 34 or lose 19. You press B.
X: win 22 or lose 9. Y: win 30 or lose 17. You press B.
X: win 16 or lose 6. Y: win 24 or lose 14. You press B.
X: win 22 or lose 13. Y: win 28 or lose 19. You press B.
X: win 28 or lose 6. Y: win 30 or lose 8. You press B.
X: win 36 or lose 5. Y: win 38 or lose 7. You press B.
X: lose 13 or 16. Y: lose 19 or 10. You press A.
X: win 20 or 26. Y: win 12 or 34. You press B.
X: lose 14 or 12. Y: lose 18 or 8. You press B.
X: win 18 or lose 9. Y: win 28 or lose 19. You press B.
X: lose 8 or 13. Y: lose 5 or 16. You press A.
X: win 18 or lose 6. Y: win 22 or lose 10. You press B.
X: lose 10 or 15. Y: lose 18 or 7. You press A.
X: win 32 or lose 11. Y: win 40 or lose 19. You press B.
X: win 12 or lose 14. Y: win 16 or lose 18. You press B.
X: win 24 or lose 7. Y: win 36 or lose 19. You press B.
X: win 36 or lose 11. Y: win 40 or lose 15. You press B.
X: win 28 or 30. Y: win 18 or 40. You press B.
X: win 10 or lose 12. Y: win 18 or lose 20. You press B.
X: win 32 or lose 9. Y: win 40 or lose 17. You press B.
X: win 18 or lose 18. Y: win 14 or lose 14. You press B.
X: win 20 or lose 5. Y: win 28 or lose 13. You press B.
X: win 28 or lose 15. Y: win 36 or lose 13. You press B.
X: win 30 or lose 11. Y: win 40 or lose 9. You press A.
X: win 20 or lose 7. Y: win 32 or lose 19. You press A.
X: win 10 or lose 7. Y: win 16 or lose 13. You press B.
X: lose 15 or 5. Y: lose 11 or 9. You press B.
X: win 26 or lose 12. Y: win 12 or lose 18. You press B.
X: win 10 or lose 13. Y: win 12 or lose 15. You press B.
X: win 30 or lose 6. Y: win 36 or lose 12. You press B.
X: lose 14 or 15. Y: lose 9 or 20. You press B.
X: win 26 or 32. Y: win 38 or 20. You press A.
X: win 24 or lose 8. Y: win 34 or lose 18. You press B.
X: win 32 or lose 14. Y: win 28 or lose 15. You press B.
X: win 26 or lose 6. Y: win 28 or lose 8. You press B.
X: lose 8 or 19. Y: lose 12 or 15. You press A.
X: win 16 or lose 12. Y: win 24 or lose 20. You press B.
X: win 10 or lose 8. Y: win 18 or lose 16. You press B.
X: win 12 or lose 10. Y: win 18 or lose 16. You press B.
X: win 32 or lose 5. Y: win 38 or lose 11. You press B.
X: win 14 or lose 13. Y: win 16 or lose 15. You press B.
X: win 14 or lose 5. Y: win 18 or lose 9. You press B.
X: lose 8 or 15. Y: lose 12 or 11. You press B.
X: win 12 or lose 15. Y: win 14 or lose 17. You press B.
X: win 16 or 30. Y: win 24 or 22. You press A.
X: win 16 or lose 11. Y: win 24 or lose 19. You press B.
X: win 32 or 10. Y: win 22 or 20. You press A.
X: win 24 or lose 5. Y: win 38 or lose 19. You press B.
X: win 18 or lose 10. Y: win 28 or lose 20. You press B.
X: lose 8 or 11. Y: lose 14 or 5. You press B.
X: win 34 or lose 9. Y: win 38 or lose 13. You press B.
X: win 24 or lose 8. Y: win 26 or lose 19. You press B.
X: win 24 or lose 7. Y: win 22 or lose 15. You press B.
X: win 36 or lose 14. Y: win 38 or lose 16. You press B.
X: win 10 or lose 8. Y: win 20 or lose 18. You press B.
X: win 26 or lose 7. Y: win 30 or lose 11. You press B.
X: win 32 or lose 17. Y: win 22 or lose 5. You press A.
X: win 16 or lose 9. Y: win 22 or lose 15. You press B.
X: win 24 or lose 6. Y: win 10 or lose 19. You press B.
X: win 22 or lose 9. Y: win 26 or lose 13. You press B.
X: win 12 or lose 6. Y: win 18 or lose 12. You press B.
X: win 26 or 30. Y: win 38 or 18. You press B.
X: win 18 or lose 17. Y: win 24 or lose 20. You press A.
X: win 34 or lose 20. Y: win 12 or lose 18. You press A.
X: win 22 or 32. Y: win 40 or 14. You press B.
X: win 20 or lose 13. Y: win 22 or lose 15. You press B.
X: win 30 or lose 10. Y: win 40 or lose 20. You press B.
X: win 12 or lose 18. Y: win 14 or lose 20. You press A.
X: win 24 or lose 10. Y: win 32 or lose 18. You press B.
X: win 36 or lose 12. Y: win 38 or lose 14. You press B.
X: win 30 or 10. Y: win 22 or 18. You press A.
X: win 20 or lose 15. Y: win 22 or lose 17. You press B.
X: win 10 or lose 10. Y: win 14 or lose 14. You press B.
X: win 38 or lose 19. Y: win 22 or lose 12. You press A.
X: win 24 or lose 5. Y: win 26 or lose 7. You press B.
X: win 38 or lose 5. Y: win 12 or lose 6. You press B.
X: win 36 or lose 17. Y: win 26 or lose 5. You press A.
X: win 38 or lose 6. Y: win 28 or lose 9. You press B.
X: lose 13 or 15. Y: lose 19 or 9. You press A.
X: win 32 or lose 12. Y: win 40 or lose 20. You press B.
X: win 26 or lose 10. Y: win 32 or lose 16. You press B.
X: win 34 or lose 14. Y: win 38 or lose 18. You press B.
X: lose 11 or 17. Y: lose 8 or 20. You press A.
X: lose 20 or 7. Y: lose 10 or 17. You press A.
X: win 20 or 38. Y: win 30 or 28. You press A.
X: win 24 or lose 19. Y: win 36 or lose 7. You press A.
X: win 18 or lose 18. Y: win 20 or lose 20. You press B.
X: win 16 or lose 16. Y: win 10 or lose 10. You press A.
X: win 12 or lose 12. Y: win 20 or lose 20. You press B.
X: win 14 or lose 14. Y: win 10 or lose 10. You press A.
X: win 12 or lose 12. Y: win 14 or lose 6. You press A.
X: lose 9 or 13. Y: lose 16 or 6. You press A.
X: win 34 or lose 18. Y: win 40 or lose 12. You press A.
X: win 12 or lose 8. Y: win 16 or lose 12. You press B.
X: win 28 or lose 15. Y: win 32 or lose 19. You press B.
X: lose 20 or 5. Y: lose 17 or 8. You press A.
X: win 20 or 26. Y: win 14 or 32. You press B.
X: win 26 or lose 14. Y: win 32 or lose 20. You press B.
X: win 34 or lose 11. Y: win 40 or lose 17. You press B.
X: win 24 or lose 17. Y: win 12 or lose 6. You press A.
X: win 36 or lose 9. Y: win 40 or lose 13. You press B.
X: win 26 or lose 16. Y: win 30 or lose 20. You press B.
X: win 20 or lose 7. Y: win 22 or lose 9. You press B.
X: lose 11 or 16. Y: lose 20 or 7. You press A.
X: win 40 or lose 19. Y: win 36 or lose 16. You press A.
X: win 10 or lose 9. Y: win 18 or lose 17. You press B.
X: win 28 or lose 20. Y: win 10 or lose 8. You press A.
X: lose 14 or 5. Y: lose 9 or 10. You press A.
X: win 12 or lose 11. Y: win 18 or lose 17. You press B.
X: win 16 or 26. Y: win 10 or 32. You press B.
X: lose 10 or 19. Y: lose 15 or 14. You press A.
X: win 18 or 26. Y: win 32 or 12. You press B.
X: win 40 or lose 5. Y: win 28 or lose 13. You press B.
X: win 14 or lose 8. Y: win 16 or lose 10. You press B.
X: win 28 or 10. Y: win 18 or 20. You press A.
X: win 38 or lose 6. Y: win 34 or lose 7. You press B.
X: win 12 or lose 16. Y: win 14 or lose 18. You press B.
X: win 28 or 24. Y: win 36 or 16. You press B.
X: win 20 or 30. Y: win 36 or 14. You press B.
X: win 12 or lose 8. Y: win 14 or lose 10. You press B.
X: lose 10 or 13. Y: lose 6 or 17. You press A.
X: win 40 or 10. Y: win 34 or 16. You press A.
X: win 26 or lose 5. Y: win 28 or lose 7. You press B.
X: win 22 or lose 6. Y: win 28 or lose 12. You press B.
X: win 32 or lose 15. Y: win 36 or lose 19. You press B.
X: win 16 or 22. Y: win 28 or 10. You press B.
X: win 34 or lose 18. Y: win 36 or lose 14. You press A.
X: win 10 or lose 13. Y: win 14 or lose 17. You press B.
X: win 32 or lose 18. Y: win 34 or lose 20. You press B.
X: win 16 or lose 5. Y: win 28 or lose 17. You press B.
X: win 34 or lose 10. Y: win 38 or lose 14. You press B.
X: lose 16 or 5. Y: lose 11 or 10. You press B.
X: win 26 or lose 6. Y: win 36 or lose 16. You press B.
X: win 30 or lose 12. Y: win 38 or lose 20. You press B.
X: win 26 or lose 6. Y: win 40 or lose 20. You press B.
X: win 20 or lose 8. Y: win 26 or lose 14. You press B.
X: win 18 or lose 15. Y: win 22 or lose 19. You press B.
X: win 14 or lose 18. Y: win 38 or lose 12. You press A.
X: win 12 or lose 12. Y: win 16 or lose 16. You press B.
X: win 28 or lose 5. Y: win 34 or lose 11. You press B.
X: win 14 or lose 18. Y: win 26 or lose 6. You press A.
X: win 22 or 34. Y: win 16 or 40. You press B.
X: win 18 or lose 9. Y: win 36 or lose 13. You press B.
X: win 24 or lose 14. Y: win 18 or lose 16. You press B.
X: win 34 or lose 17. Y: win 22 or lose 7. You press A.
X: win 16 or 38. Y: win 24 or 30. You press A.
X: win 10 or lose 11. Y: win 14 or lose 15. You press B.
X: win 32 or lose 8. Y: win 30 or lose 11. You press B.
X: win 38 or lose 16. Y: win 40 or lose 18. You press B.
X: win 24 or lose 5. Y: win 36 or lose 17. You press B.
X: win 30 or lose 7. Y: win 40 or lose 17. You press B.
X: win 14 or lose 7. Y: win 12 or lose 11. You press B.
X: win 36 or lose 9. Y: win 38 or lose 7. You press A.
X: win 34 or lose 12. Y: win 40 or lose 18. You press B.
X: win 24 or lose 8. Y: win 30 or lose 14. You press B.
X: win 34 or lose 12. Y: win 38 or lose 16. You press B.
X: win 40 or 14. Y: win 20 or 34. You press A.
X: win 24 or lose 5. Y: win 34 or lose 15. You press B.
X: win 32 or lose 11. Y: win 36 or lose 17. You press B.
X: win 18 or lose 7. Y: win 30 or lose 19. You press B.
X: lose 10 or 13. Y: lose 7 or 16. You press A.
X: win 30 or lose 14. Y: win 32 or lose 16. You press B.
X: win 10 or lose 11. Y: win 16 or lose 17. You press B.
X: win 10 or lose 6. Y: win 20 or lose 16. You press B.
Longer break. The next half is completely independent of the previous one.
X: win 8 or lose 10. Y: win 16 or lose 18. You press B.
X: lose 20 or 30. Y: lose 36 or 14. You press A.
X: win 12 or lose 26. Y: win 18 or lose 12. You press A.
X: win 14 or lose 34. Y: win 18 or lose 38. You press B.
X: win 5 or lose 24. Y: win 15 or lose 34. You press B.
X: win 7 or lose 14. Y: win 11 or lose 12. You press A.
X: lose 20 or 38. Y: lose 30 or 28. You press A.
X: win 12 or lose 32. Y: win 20 or lose 40. You press B.
X: win 6 or lose 16. Y: win 14 or lose 24. You press B.
X: win 5 or lose 38. Y: win 6 or lose 12. You press A.
X: win 13 or lose 10. Y: win 15 or lose 12. You press B.
X: win 8 or 13. Y: win 5 or 16. You press B.
X: win 13 or lose 40. Y: win 19 or lose 34. You press A.
X: win 9 or lose 22. Y: win 17 or lose 30. You press B.
X: win 12 or lose 34. Y: win 16 or lose 38. You press B.
X: win 9 or lose 32. Y: win 17 or lose 40. You press B.
X: win 18 or lose 14. Y: win 6 or lose 26. You press B.
X: win 14 or 5. Y: win 9 or 10. You press A.
X: win 15 or lose 32. Y: win 19 or lose 36. You press B.
X: win 16 or lose 16. Y: win 10 or lose 10. You press A.
X: win 7 or lose 20. Y: win 9 or lose 22. You press B.
X: win 8 or 15. Y: win 12 or 11. You press A.
X: win 9 or lose 16. Y: win 13 or lose 20. You press B.
X: win 20 or 5. Y: win 17 or 8. You press A.
X: win 6 or lose 30. Y: win 12 or lose 36. You press B.
X: win 5 or lose 20. Y: win 13 or lose 28. You press A.
X: lose 28 or 10. Y: lose 18 or 20. You press B.
X: win 11 or lose 34. Y: win 17 or lose 40. You press B.
X: win 14 or 12. Y: win 18 or 8. You press B.
X: win 10 or lose 10. Y: win 14 or lose 14. You press B.
X: win 15 or 5. Y: win 11 or 9. You press A.
X: lose 28 or 24. Y: lose 36 or 16. You press B.
X: win 10 or lose 20. Y: win 16 or lose 26. You press B.
X: win 8 or 11. Y: win 14 or 5. You press B.
X: win 8 or lose 24. Y: win 14 or lose 30. You press B.
X: win 8 or 19. Y: win 12 or 15. You press A.
X: lose 26 or 30. Y: lose 38 or 18. You press B.
X: win 7 or lose 10. Y: win 11 or lose 14. You press B.
X: win 10 or 19. Y: win 15 or 14. You press A.
X: win 6 or lose 18. Y: win 10 or lose 22. You press B.
X: win 8 or lose 12. Y: win 12 or lose 16. You press B.
X: win 13 or 16. Y: win 19 or 10. You press B.
X: win 18 or lose 34. Y: win 14 or lose 36. You press B.
X: win 6 or lose 26. Y: win 16 or lose 36. You press B.
X: win 8 or lose 32. Y: win 11 or lose 30. You press A.
X: win 12 or lose 30. Y: win 20 or lose 38. You press B.
X: lose 30 or 10. Y: lose 22 or 18. You press A.
X: lose 18 or 26. Y: lose 32 or 12. You press B.
X: win 14 or lose 30. Y: win 16 or lose 32. You press B.
X: lose 32 or 10. Y: lose 22 or 20. You press A.
X: win 11 or lose 32. Y: win 19 or lose 40. You press B.
X: win 18 or lose 14. Y: win 12 or lose 38. You press B.
X: win 11 or lose 10. Y: win 15 or lose 14. You press B.
X: win 10 or lose 12. Y: win 16 or lose 18. You press B.
X: win 6 or lose 22. Y: win 18 or lose 34. You press B.
X: win 16 or lose 38. Y: win 18 or lose 40. You press B.
X: lose 22 or 32. Y: lose 40 or 14. You press B.
X: win 14 or lose 36. Y: win 16 or lose 38. You press B.
X: win 10 or lose 36. Y: win 14 or lose 40. You press B.
X: win 9 or lose 16. Y: win 15 or lose 22. You press B.
X: win 15 or lose 28. Y: win 13 or lose 36. You press B.
X: lose 16 or 26. Y: lose 10 or 32. You press B.
X: win 7 or lose 20. Y: win 19 or lose 32. You press B.
X: win 6 or lose 28. Y: win 8 or lose 30. You press B.
X: win 6 or lose 38. Y: win 9 or lose 28. You press A.
X: win 11 or lose 12. Y: win 17 or lose 18. You press B.
X: win 5 or lose 36. Y: win 7 or lose 38. You press B.
X: win 13 or lose 20. Y: win 15 or lose 22. You press B.
X: win 14 or lose 12. Y: win 18 or lose 16. You press B.
X: win 6 or lose 26. Y: win 8 or lose 28. You press B.
X: win 9 or lose 18. Y: win 19 or lose 28. You press B.
X: win 14 or lose 32. Y: win 15 or lose 28. You press A.
X: win 20 or lose 34. Y: win 18 or lose 12. You press A.
X: win 12 or lose 12. Y: win 20 or lose 20. You press B.
X: win 15 or lose 20. Y: win 17 or lose 22. You press B.
X: win 5 or lose 40. Y: win 13 or lose 28. You press A.
X: win 8 or lose 24. Y: win 19 or lose 26. You press A.
X: win 16 or 5. Y: win 11 or 10. You press A.
X: win 19 or lose 24. Y: win 7 or lose 36. You press B.
X: win 11 or lose 36. Y: win 13 or lose 38. You press B.
X: win 9 or lose 10. Y: win 17 or lose 18. You press B.
X: win 17 or lose 18. Y: win 20 or lose 24. You press B.
X: win 5 or lose 32. Y: win 11 or lose 38. You press B.
X: win 7 or lose 24. Y: win 19 or lose 36. You press B.
X: win 8 or lose 20. Y: win 14 or lose 26. You press B.
X: win 7 or lose 10. Y: win 13 or lose 16. You press B.
X: win 6 or lose 12. Y: win 12 or lose 18. You press B.
X: win 11 or 16. Y: win 20 or 7. You press B.
X: win 10 or 15. Y: win 18 or 7. You press B.
X: win 5 or lose 24. Y: win 19 or lose 38. You press B.
X: win 5 or lose 16. Y: win 17 or lose 28. You press B.
X: win 10 or 13. Y: win 6 or 17. You press B.
X: win 14 or lose 14. Y: win 10 or lose 10. You press A.
X: win 17 or lose 36. Y: win 5 or lose 26. You press A.
X: win 18 or lose 12. Y: win 20 or lose 14. You press B.
X: win 11 or 17. Y: win 8 or 20. You press B.
X: win 11 or lose 36. Y: win 15 or lose 40. You press B.
X: lose 28 or 30. Y: lose 18 or 40. You press B.
X: win 12 or lose 10. Y: win 20 or lose 18. You press B.
X: win 10 or lose 18. Y: win 20 or lose 28. You press B.
X: win 9 or lose 36. Y: win 7 or lose 38. You press B.
X: win 11 or lose 10. Y: win 17 or lose 16. You press B.
X: win 5 or lose 24. Y: win 9 or lose 28. You press B.
X: win 12 or lose 12. Y: win 16 or lose 16. You press B.
X: win 7 or lose 22. Y: win 19 or lose 34. You press B.
X: lose 20 or 26. Y: lose 12 or 34. You press B.
X: lose 26 or 32. Y: lose 38 or 20. You press B.
X: win 14 or lose 24. Y: win 16 or lose 18. You press A.
X: win 6 or lose 24. Y: win 19 or lose 10. You press A.
X: win 12 or lose 12. Y: win 6 or lose 14. You press B.
X: lose 16 or 38. Y: lose 24 or 30. You press A.
X: win 18 or lose 18. Y: win 20 or lose 20. You press B.
X: win 5 or lose 14. Y: win 9 or lose 18. You press B.
X: win 18 or lose 34. Y: win 12 or lose 40. You press B.
X: lose 16 or 22. Y: lose 28 or 10. You press B.
X: win 13 or lose 22. Y: win 19 or lose 28. You press B.
X: win 8 or lose 14. Y: win 10 or lose 16. You press B.
X: lose 16 or 30. Y: lose 24 or 22. You press A.
X: win 11 or lose 30. Y: win 9 or lose 40. You press B.
X: win 15 or lose 12. Y: win 17 or lose 14. You press B.
X: win 16 or lose 26. Y: win 20 or lose 30. You press B.
X: win 9 or 13. Y: win 16 or 6. You press B.
X: win 18 or lose 18. Y: win 14 or lose 14. You press A.
X: win 18 or lose 32. Y: win 20 or lose 34. You press B.
X: win 15 or lose 28. Y: win 19 or lose 32. You press B.
X: win 10 or lose 26. Y: win 16 or lose 32. You press B.
X: win 10 or 13. Y: win 7 or 16. You press B.
X: win 6 or lose 26. Y: win 20 or lose 40. You press B.
X: win 7 or lose 30. Y: win 17 or lose 40. You press B.
X: win 17 or lose 32. Y: win 5 or lose 22. You press A.
X: win 13 or 15. Y: win 19 or 9. You press B.
X: win 10 or lose 24. Y: win 18 or lose 32. You press B.
X: win 6 or lose 12. Y: win 8 or lose 14. You press B.
X: win 5 or lose 26. Y: win 7 or lose 28. You press B.
X: win 8 or lose 20. Y: win 18 or lose 30. You press B.
X: win 16 or lose 12. Y: win 18 or lose 14. You press B.
X: win 6 or lose 38. Y: win 7 or lose 34. You press A.
X: win 11 or lose 16. Y: win 19 or lose 24. You press B.
X: win 12 or lose 16. Y: win 20 or lose 24. You press B.
X: win 8 or lose 24. Y: win 18 or lose 34. You press B.
X: win 7 or lose 26. Y: win 11 or lose 30. You press B.
X: win 6 or lose 10. Y: win 16 or lose 20. You press B.
X: win 12 or lose 36. Y: win 14 or lose 38. You press B.
X: win 10 or lose 34. Y: win 14 or lose 38. You press B.
X: lose 20 or 26. Y: lose 14 or 32. You press B.
X: win 17 or lose 34. Y: win 7 or lose 22. You press A.
X: win 9 or lose 34. Y: win 13 or lose 38. You press B.
X: win 11 or lose 32. Y: win 17 or lose 36. You press B.
X: win 9 or lose 16. Y: win 6 or lose 30. You press B.
X: lose 40 or 10. Y: lose 34 or 16. You press A.
X: win 9 or lose 18. Y: win 13 or lose 36. You press B.
X: win 9 or lose 22. Y: win 13 or lose 26. You press B.
X: win 7 or lose 24. Y: win 15 or lose 22. You press A.
X: win 5 or lose 24. Y: win 7 or lose 26. You press B.
X: win 15 or lose 18. Y: win 19 or lose 22. You press B.
X: win 5 or lose 24. Y: win 17 or lose 36. You press B.
X: win 7 or lose 18. Y: win 19 or lose 30. You press B.
X: lose 22 or 34. Y: lose 16 or 40. You press B.
X: win 14 or lose 26. Y: win 20 or lose 32. You press B.
X: win 8 or lose 12. Y: win 10 or lose 14. You press B.
X: win 5 or lose 28. Y: win 11 or lose 34. You press B.
X: win 20 or 7. Y: win 10 or 17. You press A.
X: win 9 or lose 36. Y: win 13 or lose 40. You press B.
X: win 10 or lose 30. Y: win 20 or lose 40. You press B.
X: win 19 or lose 38. Y: win 12 or lose 22. You press A.
X: win 17 or lose 24. Y: win 6 or lose 12. You press A.
X: lose 40 or 14. Y: lose 20 or 34. You press A.
X: win 13 or lose 10. Y: win 17 or lose 14. You press B.
X: win 14 or 15. Y: win 9 or 20. You press B.
X: win 19 or lose 40. Y: win 16 or lose 36. You press A.
X: win 13 or lose 14. Y: win 15 or lose 16. You press B.
X: win 6 or lose 22. Y: win 12 or lose 28. You press B.
X: win 20 or lose 20. Y: win 12 or lose 12. You press A.
X: win 8 or lose 10. Y: win 18 or lose 20. You press A.
X: win 12 or lose 34. Y: win 18 or lose 40. You press B.
X: win 20 or lose 28. Y: win 8 or lose 10. You press A.