Ssuma n yiwet n ssaɛa, s userwes
Acḥal i tesqam yiwet n ssaɛa n rulit s ulemmas, mgal yiwet n ssaɛa n tɣawsiwin nniḍen i xellṣen medden.

S $10 i tuzzya ɣef ṭṭabla srid n 50 n tuzzyiwin, ssuma yettwaṛǧan d $13,51 deg usrag, $6,76 ɣef ṭṭabla tafransist, $27 ɣef ṭṭabla tazrit. Ma nserwes-itt d sinima, bowling, tazeqqa n waddal, tunnḍa n golf neɣ tamesɣunt n uẓawan, rulit d asedhu s ssuma talemmast s tvaryanstusnaktTavaryansAktazal n wamek i d-ttwazzaren igmaḍ i tama n wazal yettwaṛǧan. Meqqret i rrehn ɣef yiwen wuṭṭun, meẓẓiyet i rrhun s lexlaṣ imsawi.Ɣer akk → tehrawen aṭas.
Tagejdit n rulit
Ssuma yettwaṛǧan deg usrag = rrehn × tuzzyiwin deg usrag / 37 (neɣ / 74 i rrhun s lexlaṣ imsawirrehnRrehn s lexlaṣ imsawiAzeggaɣ/aberkan, aryan/uyug, afellay/adday. 18 n wuṭṭunen, ixelleṣ 1:1.Ɣer akk → ɣef ṭṭabla tafransist). D alemmas: yal asrag weḥd-s ad yili ibeɛɛed nnig-s neɣ ddaw-s. Tafelwit tesbeggin-d iswiren yettwassnen s rrehn n $10; i rrhun nniḍen, ssuma tettbeddil s yiwen n wassaɣ akked rrehn.
Aserwes
Ssumat ddaw-a d ilemmasen n 2026 s uqrib i tmdint tameqqrant; ɣur-wen ad mgaradent. Ayen yesɛan azal d tiddi n wuṭṭunen, d akken rulit, ma tettwaḥseb s tidet, tella gar yisedhuyen imagnuten s yedrimen, mačči d tin yettwafeṛṛqen fell-asen.
D acu i d-tettak tvaryans
Ulac win ara yeffɣen seg sinima s $100 nniḍen. Ayɣer i xellṣen medden ssuma kif kif deg usrag i rulit, d abeṭṭu i d-yezzin i ulemmas: 42% akka n yisragen s lexlaṣ imsawi ttekfun s rrbeḥ. Ssuma tettwaxelleṣ ɣef tegnit; tagnit d tidet; alemmas mazal d alemmas. Ma tḥesbem lexsara yettwaṛǧantusnaktLexsara yettwaṛǧanAzal yettwaṛǧan seg tmerna n yidrimen yettwarhen; d alemmas n wayen yettwaxsar deg yiwet n tɣimit neɣ deg yiwen wakud.Ɣer akk → am ssuma n tkarḍa n ukcam, u yal rrbeḥ am tuɣalin n yedrimen, d tamuɣli-agi i yeḥerzen armud-a deg tiddi-s n tidet.
Asɣezzef n usrag
Bḍut rrehn ɣef sin: ssuma ad tebḍu ɣef sin. Eǧǧet yiwet n tuzzya seg snat: ad tebḍu ɣef sin tikkelt nniḍen. Fernet ṭṭabla tafransist: ad tebḍu ɣef sin daɣen. Amurar n $5 ɣef ṭṭabla tafransist i yeǧǧan yiwet n tuzzya seg snat ixelleṣ $1,70 akka deg usrag, u yettaf aḍebsi-nni, akrupi-nni d tegnit-nni n tmacahut am wiyaḍ. Leḥsab yettak lfayda i ṣṣber, ayen ur d-ttaken ara tiftilin n lkazinu.
Agzul n tidet
Rulit d asedhu s ssuma talemmast s tkarḍa n lluṭu deg-s, u ssuma-s tella meṛṛa deg ufus-nwen s udrim n rrehn, s urured d yilugan n ṭṭabla. Ulac ayen nniḍen ɣef tfelwit n rrhunibenkanTafelwit n rrhunAẓeṭṭa n rrhun yettwarun ɣef ṭṭabla. Daɣen: ṭṭabla, tajellabt, aceṭṭiḍ.Ɣer akk → ara tt-ibeddlen. Gzumet acḥal yesɛa wazal usrag, sakin sbeddet rrehn ɣef leḥsab-a; ayen yeqqimen deg usmel-a d tizmilin ddaw n tefyirt-a.
Isteqsiyen
Deg usrag s rrhun kif kif, s umata ih: timacinin n tedrimin ttazzalent s tɣawla u sɛant lmaziyya tameqqrant ugar.
Acku ssuma n tidet ur tettwassen ara zik, u ssuma yettwaṛǧan d uṭṭun kan s wacu tzemrem ad tsewjdem.
Ala. Yebɣa ad yini tavaryans tefka-d. Ssuma n usrag i d-iteddun ur tbeddel ara.
Taḍsa i usgunfu

Ma tettwaḥseb s tidet, rulit d asedhu s ssuma talemmast s tvaryans tehrawen.
Iɣbula
- Ethier, S. N. The Doctrine of Chances: Probabilistic Aspects of Gambling.