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Fa'atusatusa pusa Python mo su'esu'ega a le A/B (ma fa'ata'ita'iga fa'ailoga)

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3 min read Via e10v.me

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Fa'atomuaga: Le Mana ma Fa'alavelave o Su'ega A/B

O le su'ega A/B ose maatulimanu o fa'amaumauga e fa'atatau i fa'ai'uga, e fa'ataga ai pisinisi e aga'i i tua atu o lagona o le manava ma fai filifiliga fa'ata'atia e lagolagoina e fa'amaoniga fa'apitoa. Pe o lo'o e su'eina se fa'asologa fou o le upega tafa'ilagi, se fa'atauga imeli autu laina, po'o se fa'aaliga i lau oloa, o se su'ega A/B fa'atino lelei e mafai ona matua a'afia ai fua fa'atatau. Ae ui i lea, o le faigamalaga mai fa'amatalaga fa'ata'ita'iga mata'utia i se fa'ai'uga manino fa'afuainumera e mafai ona tumu i lavelave. O le mea lea e avea ai le Python, faʻatasi ai ma lona tamaoaiga faʻanatura o faletusi faʻasaienisi faʻamaumauga, ua avea ma meafaigaluega taua. E fa'amalosia ai le au su'esu'e ma inisinia e su'esu'e ma le toto'a fa'ai'uga, ae fa'atasi ai ma le tele o pusa mamana o lo'o avanoa, o le filifilia o le mea sa'o e mafai ona avea ma lu'itau. I lenei tusiga, o le a matou faʻatusatusaina nisi o pusa Python sili ona lauiloa mo suʻesuʻega A/B, faʻamaeʻa ma faʻataʻitaʻiga faʻailoga e taʻitaʻia ai lau faʻatinoga.

Scipy.stats: Le Fa'avae Fa'avae

Mo i latou e amata ile su'ega A/B po'o le mana'omia o se fofo mama, leai se fa'aoga, ole `scipy.stats` module o le filifiliga lea. O lo'o tu'uina mai ai galuega fa'afuainumera fa'avae e mana'omia mo su'ega fa'atatau. Ole su'ega masani e aofia ai le fa'aaogaina o se su'ega e pei ole su'ega a Tamaiti a'oga po'o le su'ega Chi-squared e fa'atatau ai se tau-p. E ui ina matua fetuutuuna'i, o lenei faiga e mana'omia ai lou taulimaina ma le lima o le tapenaga o fa'amaumauga, fa'atatau le taimi fa'atuatuaina, ma fa'amatala le gaosiga mata'utia. Ose auala mamana ae fa'atino.

"Amata i le `scipy.stats` faʻamalosia se malamalamaga loloto o faʻamaumauga autu, lea e taua tele mo soʻo se tagata tomai faapitoa i faʻamatalaga."

O se fa'ata'ita'iga lenei o se su'ega-t fa'atusatusa fua o suiga i le va o vaega e lua:

```python mai fa'amaumauga fa'aulufale mai scipy faaulufale mai numpy pei np # Faʻamatalaga faʻataʻitaʻiga: 1 mo le liua, 0 mo le leai o se liua group_a = np.array([1, 0, 1, 1, 0, 0, 1, 0, 0, 1]) # 4 liliu mai le 10 group_b = np.array([1, 1, 0, 1, 1, 1, 0, 1, 1, 0]) # 7 liliu mai le 10 t_stat, p_value = stats.ttest_ind(group_a, group_b) lolomi(f"T-statistic: {t_stat:.4f}, P-value: {p_value:.4f}") pe afai p_value <0.05: print("Ua iloa se eseesega taua tele!") isi: print("E leai se eseesega taua o fuainumera ua iloa.") ```

Fa'ata'ita'iga Fa'amaumauga: Fa'ata'ita'iga Fa'afuainumera Atoa

A e mana'omia nisi fa'amatalaga ma su'ega fa'apitoa, `statsmodels` o se mea e sili atu ona maualuga. Ua mamanuina fa'apitoa mo fa'ata'ita'iga fa'afuainumera ma maua ai se fa'amatalaga sili atu fa'amatalaga fa'atatau mo fa'ata'ita'iga o su'ega A/B. Mo fa'amaumauga fa'atatau (pei o fua o suiga), e mafai ona e fa'aogaina le galuega `proportions_ztest`, lea e otometi lava ona fa'atautaia le fa'atatauina o fuainumera o su'ega, p-value, ma va'aiga mautinoa. Ole mea lea e fa'amama ai le code ma fa'afaigofie ona fa'amatala fa'atusatusa ile faiga 'scipy.stats'.

```python fa'aulufale mai statsmodels.stats.proportion as proportion # Faʻaaogaina numera o manuia ma faʻataʻitaʻiga lapoʻa manuia = [40, 55] # Numera o suiga i le Vaega A ma le B nobs = [100, 100] # Aofa'i tagata fa'aoga i le Vaega A ma le B z_stat, p_value = proportion.proportions_ztest(manuia, nobs) lolomi(f"Z-statistic: {z_stat:.4f}, P-value: {p_value:.4f}") ```

Libraries Fa'apitoa: O Le Ala Sili ona Fa'afaigofie i Malamalamaga

Mo 'au e fai so'o su'ega A/B, faletusi fa'apitoa e mafai ona fa'avavevaveina le fa'agasologa o su'esu'ega. O afifi e pei o le `Pingouin` po'o le `ab_testing` o lo'o ofoina atu galuega maualuga e maua ai se aotelega atoa o le su'ega i se laina e tasi o code. O nei otootoga e masani ona aofia ai le p-value, vaeluaga mautinoa, Bayesian probabilities, ma se faʻatusatusaga o le tele o aʻafiaga, e maua ai se vaʻaiga atoa o taunuuga o le suʻega. E fetaui lelei lea mo le tu'ufa'atasia o au'ili'iliga i paipa otometi po'o dashboards.

  • Scipy.stats: Faavae, fetuutuunai, ae tusi lesona.
  • Fa'ata'ita'iga Fa'amaumauga: Fa'amatalaga auiliili, lelei mo tagata fa'amama fuainumera.
  • Pingouin: Fa'auiga-fa'aoga, fa'amaumauga fa'apotopotoga.
  • ab_testing: Fa'atulagaina faapitoa mo su'ega A/B, e masani ona aofia ai metotia Bayesian.

Fa'aa'oa'oga o lo'o fa'aogaina se faletusi `ab_testing`:

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```python # Faʻataʻitaʻiga faʻapitoa mo se faletusi faʻapitoa mai le ab_testing import analysis_ab_test i'uga = analysis_ab_test( group_a_conversions=40, group_a_total=100, group_b_conversions=55, group_b_total=100 ) lolomi(results.summary()) ```

Tu'ufa'atasia Su'esu'ega i totonu o Lau Pisinisi Galulue

O le filifilia o le afifi sa'o ua na'o se vaega o le taua. Ole taua moni ole su'ega A/B e iloa pe a fa'apipi'i fa'atasi fa'amatalaga i au fa'agaioiga pisinisi. O le mea lea e sili atu ai le OS pisinisi faʻapitoa e pei o Mewayz. Nai lo le i ai o fa'amatalaga au'ili'ili e tu'ufa'atasia i totonu o se api Jupyter, Mewayz fa'atagaina oe e fa'apipi'i sa'o le su'esu'ega su'esu'ega i au faiga pisinisi. E mafai ona e fatuina se module e tosoina ai faʻamatalaga faʻataʻitaʻiga, faʻatautaia le auʻiliʻiliga e faʻaaoga ai lau pusa Python e sili ona e fiafia i ai, ma otometi ona faʻapipiʻi se dashboard e iloa e le 'au atoa. O lenei mea e fausia ai se aganuu o faʻataʻitaʻiga faʻamaumauga, faʻamautinoaina o faʻaiʻuga uma, mai le atinaʻeina o oloa i faʻasalalauga faʻatau, e logoina e faʻamaoniga mautinoa. E ala i le fa'aogaina o le fa'aogaina o Mewayz, e mafai ai ona e fausia se auivi malosi o su'ega A/B e malosi ma faigofie ona maua.

Fesili e Fai soo

Fa'atomuaga: Le Mana ma Mailei o Su'ega A/B

O le su'ega A/B ose maatulimanu o fa'amaumauga e fa'atatau i fa'ai'uga, e fa'ataga ai pisinisi e aga'i i tua atu o lagona o le manava ma fai filifiliga fa'ata'atia e lagolagoina e fa'amaoniga fa'apitoa. Pe o lo'o e su'eina se fa'asologa fou o le upega tafa'ilagi, se fa'atauga imeli autu laina, po'o se fa'aaliga i lau oloa, o se su'ega A/B fa'atino lelei e mafai ona matua a'afia ai fua fa'atatau. Ae ui i lea, o le faigamalaga mai fa'amatalaga fa'ata'ita'iga mata'utia i se fa'ai'uga manino fa'afuainumera e mafai ona tumu i lavelave. O le mea lea e avea ai le Python, faʻatasi ai ma lona tamaoaiga faʻanatura o faletusi faʻasaienisi faʻamaumauga, ua avea ma meafaigaluega taua. E fa'amalosia ai le au su'esu'e ma inisinia e su'esu'e ma le toto'a fa'ai'uga, ae fa'atasi ai ma le tele o pusa mamana o lo'o avanoa, o le filifilia o le mea sa'o e mafai ona avea ma lu'itau. I lenei tusiga, o le a matou faʻatusatusaina nisi o pusa Python sili ona lauiloa mo suʻesuʻega A/B, faʻamaeʻa ma faʻataʻitaʻiga faʻailoga e taʻitaʻia ai lau faʻatinoga.

Scipy.stats: Le Fa'avae Fa'avae

Mo i latou e amata ile su'ega A/B po'o le mana'omia o se fofo mama, leai se fa'aoga, ole `scipy.stats` module o le filifiliga lea. O lo'o tu'uina mai ai galuega fa'afuainumera fa'avae e mana'omia mo su'ega fa'atatau. Ole su'ega masani e aofia ai le fa'aaogaina o se su'ega e pei ole su'ega a Tamaiti a'oga po'o le su'ega Chi-squared e fa'atatau ai se tau-p. E ui ina matua fetuutuuna'i, o lenei faiga e mana'omia ai lou taulimaina ma le lima o le tapenaga o fa'amaumauga, fa'atatau le taimi fa'atuatuaina, ma fa'amatala le gaosiga mata'utia. Ose auala mamana ae fa'atino.

Fa'ata'ita'iga Fa'amaumauga: Fa'ata'ita'iga Fa'afuainumera Maualuga

A e mana'omia nisi fa'amatalaga ma su'ega fa'apitoa, `statsmodels` o se mea e sili atu ona maualuga. Ua mamanuina fa'apitoa mo fa'ata'ita'iga fa'afuainumera ma maua ai se fa'amatalaga sili atu fa'amatalaga fa'atatau mo fa'ata'ita'iga o su'ega A/B. Mo fa'amaumauga fa'atatau (pei o fua o suiga), e mafai ona e fa'aogaina le galuega `proportions_ztest`, lea e otometi lava ona fa'atautaia le fa'atatauina o fuainumera o su'ega, p-value, ma va'aiga mautinoa. Ole mea lea e fa'amama ai le code ma fa'afaigofie ona fa'amatala fa'atusatusa ile faiga 'scipy.stats'.

Libraries Fa'apitoa: O Le Ala Sili ona Fa'afaigofie i Malamalamaga

Mo 'au e fai so'o su'ega A/B, faletusi fa'apitoa e mafai ona fa'avavevaveina le fa'agasologa o su'esu'ega. O afifi e pei o le `Pingouin` po'o le `ab_testing` o lo'o ofoina atu galuega maualuga e maua ai se aotelega atoa o le su'ega i se laina e tasi o code. O nei otootoga e masani ona aofia ai le p-value, vaeluaga mautinoa, Bayesian probabilities, ma se faʻatusatusaga o le tele o aʻafiaga, e maua ai se vaʻaiga atoa o taunuuga o le suʻega. E fetaui lelei lea mo le tu'ufa'atasia o au'ili'iliga i paipa otometi po'o dashboards.

Tu'ufa'atasia Su'esu'ega i totonu o Lau Pisinisi Galulue

O le filifilia o le afifi sa'o ua na'o se vaega o le taua. Ole taua moni ole su'ega A/B e iloa pe a fa'apipi'i fa'atasi fa'amatalaga i au fa'agaioiga pisinisi. O le mea lea e sili atu ai le OS pisinisi faʻapitoa e pei o Mewayz. Nai lo le i ai o fa'amatalaga au'ili'ili e tu'ufa'atasia i totonu o se api Jupyter, Mewayz fa'atagaina oe e fa'apipi'i sa'o le su'esu'ega su'esu'ega i au faiga pisinisi. E mafai ona e fatuina se module e tosoina ai faʻamatalaga faʻataʻitaʻiga, faʻatautaia le auʻiliʻiliga e faʻaaoga ai lau pusa Python e sili ona e fiafia i ai, ma otometi ona faʻapipiʻi se dashboard e iloa e le 'au atoa. O lenei mea e fausia ai se aganuu o faʻataʻitaʻiga faʻamaumauga, faʻamautinoaina o faʻaiʻuga uma, mai le atinaʻeina o oloa i faʻasalalauga faʻatau, e logoina e faʻamaoniga mautinoa. E ala i le fa'aogaina o le fa'aogaina o Mewayz, e mafai ai ona e fausia se auivi malosi o su'ega A/B e malosi ma faigofie ona maua.

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{"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Faatomuaga: Le Mana ma Mailei o A/B Testing","acceptedAnswerstone":{"@type"/B is: fa'atonuga o fa'ai'uga, fa'ataga pisinisi e aga'i i tua atu o lagona ma faia filifiliga fa'apitoa e lagolagoina e fa'amaoniga fa'apitoa Pe o lo'o e su'eina se fa'asologa fou i luga o le upega tafa'ilagi, se laina fa'atau imeli, po'o se fa'ailoga i lau oloa, o se su'ega A/B e fa'atino lelei e mafai ona matua'i a'afia ai fua fa'atatau faletusi, ua avea ma meafaigaluega taua. E fa'amalosia ai tagata su'esu'e ma inisinia e su'esu'e fa'ai'uga, ae fa'atasi ai ma le tele o afifi mamana o lo'o avanoa, o le filifilia o le mea sa'o e mafai ona avea ma lu'i I totonu o lenei tusiga, o le a tatou fa'atusatusaina nisi o pusa sili ona lauiloa mo le su'ega A/B, fa'atasi ma fa'ata'ita'iga fa'ailoga e ta'ita'ia ai lau fa'atinoga."}},{"@type":"Question:S" Approach","acceptedAnswer":{"@type":"Answer","text":"Mo i latou e amata ile su'ega A/B pe mana'omia se vaifofo mama, leai se fa'aoga, ole module `scipy.stats` o le filifiliga lea e maua ai galuega fa'afuainumera e mana'omia mo le su'ega fa'atusa e aofia ai le su'ega e pei o le su'ega a le A'oga fetu'utu'una'i, o lenei faiga e mana'omia ai oe e fa'atautaia ma le lima le tapenaga o fa'amaumauga, fa'atatau le va'aiga mautinoa, ma fa'amatala le fa'amatalaga mata'utia. O se auala mamana ae fa'aoga lima."}},{"@type":"Question","name": "Statsmodels: Comprehensive Statistical Modeling","acceptedAnswer":{"@type":"AnswerW"," youtext is more details": e sili atu le maualuga. Ua mamanuina fa'apitoa mo fa'ata'ita'iga fa'afuainumera ma maua ai se fa'amatalaga sili atu e fa'atatau mo fa'ata'ita'iga o su'ega A/B Mo fa'amatalaga fa'atatau (pei o fua o le liua), e mafai ona e fa'aogaina le `proportions_ztest` galuega, lea e otometi ai le fa'atatauina o le fuainumera o le su'ega, p-value, ma le fa'ata'ita'iga fa'afaigofie le fa'amatalaga approach."}},{"@type":"Question","name":"Specialized Libraries: The Easiest Path to Insight","acceptedAnswer":{"@type":"Answer","text":"Mo 'au e fa'agasolo su'ega A/B, faletusi fa'apitoa e mafai ona fa'avavevave le fa'agaioiga o su'esu'ega `Pabouts e maua ai se aotelega atoa o le su'ega i se laina e tasi o le code O nei aotelega e masani ona aofia ai le p-value, vaeluaga mautinoa, Bayesian probabilities, ma se fua faatatau o le tele o aafiaga, e maua ai se vaaiga atoa o taunuuga o le su'ega E fetaui lelei lea mo le tuufaatasia o au'ili'iliga i paipa otometi po o dashboards. Workflow","acceptedAnswer":{"@type":"Answer","text":"O le filifilia o le afifi sa'o ua na'o se vaega o le taua O le taua moni o le su'ega A/B e iloa pe a fa'apipi'i lelei fa'amatalaga i au fa'agaioiga pisinisi O le mea lea e sili atu ai le fa'aogaina o le masini fa'apitoa e pei o le Mewayz, nai lo le fa'apipi'i sa'o o tusitusiga a le Juzflow. E mafai ona e fatuina se module e toso mai ai faʻamatalaga faʻataʻitaʻiga, faʻatautaia le auʻiliʻiliga e faʻaaoga ai lau pusa Python e sili ona fiafia i ai, ma faʻapipiʻi otometi se dashboard e mafai ona iloa e le 'au atoa Le mea lea e fatuina ai se aganuu o faʻataʻitaʻiga faʻataʻitaʻiga, faʻamautinoaina o filifiliga uma, mai le atinaʻeina o oloa i faʻatauga faʻatau, e faʻamaonia e faʻamaoniga faʻalagolago e ala i le faʻaogaina o le faʻaogaina o le Mewayz's e mafai ai ona faʻaogaina se faʻataʻitaʻiga."

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