Maîtriser Les Statistiques Pour Data Scientist Et Data Analyst : 3h30 De Formation

LeCoinStat December 12, 2025
Video Thumbnail
LeCoinStat Logo

LeCoinStat

@lecoinstat

About

LeCoinStat est une chaîne ayant pour but de vulgariser les métiers du monde de la data. Vous trouverez sur cette chaîne des vidéos sur: -Des concepts et méthodes du monde de la data; -Des tutoriels sur des logiciels utilisés pour travailler sur les données; -Des interviews avec des professionnels de divers secteurs d'activité; -Des conseils pour obtenir un emploi, un stage, une alternance etc.

Video Description

Accédez aux ressources (codes Python, datasets, supports) https://natacha-njongwa-yepnga.kit.com/formationstatistique Candidater à mon bootcamp en IA et Data Science https://tally.so/r/q4Zp67 Cette formation complète vous donne toutes les bases pour analyser vos données, comprendre les statistiques, vérifier vos hypothèses et choisir les bons tests. Une approche professionnelle, claire et orientée pratique. INTRODUCTION — Pourquoi les statistiques sont la base de l’IA 00:00:00 — IA partout, mais oubli de l’essentiel 00:01:20 — Présentation de la formation 00:02:05 — Installation de l’environnement (Anaconda) 00:03:10 — Découverte de Jupyter Notebook 00:06:47 — Structure globale de la formation MODULE 0 — Fondamentaux des statistiques Concepts essentiels 00:08:01 — Qu’est-ce que la statistique ? 00:08:55 — Notion de variable statistique 00:10:08 — Types de variables 00:14:52 — Population, échantillon et paramètres MODULE 1 — Analyse univariée (variables quantitatives) 00:18:58 — Introduction à l’analyse univariée 00:23:26 - Tendance centrale 00:27:30 —Dispersion 00:32:29 —Position 00:37:45 — Histogramme 00:38:38 — Courbe de densité 00:41:09 — Boxplot 00:43:31 — Détection des valeurs extrêmes (IQR) 00:46:09 — Forme de la distribution MODULE 2 — Analyse univariée (variables qualitatives) 00:51:33 — Variables qualitatives : rappels 00:51:56 — Effectifs et fréquences 00:53:19 — Proportions 00:55:36 — Graphiques en barres 00:56:48 — Diagrammes circulaires 00:57:54 — Erreurs à éviter (moyenne qualitative) MODULE 3 — Échantillonnage et biais 00:58:41 — Pourquoi l’échantillon est critique 00:59:06 — Représentativité 01:00:04 — Méthodes d’échantillonnage 01:04:57 — Définition des biais statistiques 01:10:28 — Questions critiques à se poser 01:12:26 — Biais et IA : risques majeurs MODULE 4 — Probabilités (fondamentaux) 01:14:19 — Pourquoi les probabilités 01:16:35 — Lien probabilités / statistiques 01:18:13 — Théorème de Bayes 01:21:02 — Lois de probabilité discrètes 01:26:16 — Lois continues MODULE 5 — Analyse bivariée Deux variables quantitatives 01:31:39 — Scatterplot 01:32:38 — Corrélation 01:34:26 — Pearson, Spearman, Kendall Quantitative + qualitative 01:38:42 — Comparaison par groupe 01:42:08 — Boxplots comparatifs Deux qualitatives 01:45:47 — Tableaux de contingence 01:48:05 — Proportions 01:53:44 — Visualisations MODULE 6 — Tests statistiques 01:56:31 — Pourquoi tester 01:58:53 — Hypothèses H0 / H1 02:02:30 — P-valeur 02:10:08 — Erreurs de type I et II 02:13:36 — Paramétrique vs non-paramétrique MODULE 7 — Normalité et choix des tests 02:16:47 — Pourquoi la normalité 02:21:15 — Q-Q plot 02:23:53 — Tests de normalité 02:29:13 — Impact sur le choix des tests MODULE 7 — Comparaison de groupes 02:30:44 — Deux groupes (Student, Welch, Mann-Whitney) 02:44:28 — Plus de deux groupes (ANOVA, Kruskal-Wallis) 02:50:38 — Variables qualitatives (Chi-deux, Fisher, V de Cramer) MODULE 8 — Analyse multivariée 03:02:11 — Matrice de corrélation 03:08:29 — Réduction de dimension 03:09:12 — ACP : principes et interprétation MODULE 9 — Statistiques et IA 03:21:16 — Pourquoi les statistiques sont indispensables en IA 03:25:41 — Synthèse finale et prochaines étapes Ressources : https://natacha-njongwa-yepnga.kit.com/formationstatistique Candidature bootcamp : https://tally.so/r/q4Zp67 --------------------------------------- 🚨 Liens pertinents 🚨 Envie de collaborer avec moi ? Faites votre demande ici : https://tally.so/r/nGorkZ Ma newsletters: https://natacha-njongwa-yepnga.ck.page/inscriptionnewsletter YouTube : https://www.youtube.com/c/LeCoinStat?sub_confirmation=1 Linkedin:https://www.linkedin.com/in/natacha-njongwa-yepnga/ Discord: https://discord.com/invite/RpyvkR7SfQ TikTok: https://vm.tiktok.com/ZMLEgAhku/ Instagram :https://www.instagram.com/lecoin_stat/ Facebook : https://www.facebook.com/LeCoinStat

You May Also Like

Upgrade Your Everyday

AI-recommended products based on this video

Loading...
Kasa Smart Outdoor Smart Plug by TP-Link (KP400) - Smart WiFi Outlet with 2 Sockets, IP64 Waterproof, Works with Alexa and Google Home, 2.4GHz WiFi Required, No Hub Required, Sunset & Sunrise Offset

Kasa Smart Outdoor Smart Plug by TP-Link (KP400) - Smart WiFi Outlet with 2 Sockets, IP64 Waterproof, Works with Alexa and Google Home, 2.4GHz WiFi Required, No Hub Required, Sunset & Sunrise Offset

(28,846)
$21.99$17.99
FREE delivery Wed, Aug 20 on your first order
1K+ bought in past month
Loading...
Open Ear Wireless Earbuds, Sports Bluetooth Headphones with Real Time Translation, 80Hrs Playtime with LED Power Display, Noise Canceling Headset, IP55 Waterproof Earphones for Workout/Running (Black)

Open Ear Wireless Earbuds, Sports Bluetooth Headphones with Real Time Translation, 80Hrs Playtime with LED Power Display, Noise Canceling Headset, IP55 Waterproof Earphones for Workout/Running (Black)

(110)
$79.99
FREE delivery Thu, Apr 9
500+ bought in past month
Loading...
Wireless Earbuds, Sports Bluetooth Headphones, 80Hrs Playtime Ear Buds with LED Power Display, Noise Canceling Headset, IPX7 Waterproof Earphones for Workout/Running Z(Black)

Wireless Earbuds, Sports Bluetooth Headphones, 80Hrs Playtime Ear Buds with LED Power Display, Noise Canceling Headset, IPX7 Waterproof Earphones for Workout/Running Z(Black)

(3)
$29.99
FREE delivery May 1 - 22
Loading...
Monster Wireless Earbuds Open Ear AC311, Bluetooth 5.4 Open Ear Headphones, Up to 30 Hours Playtimes Bluetooth Ear Earphones with Stereo Sound, Touch Control and IPX5 Waterproof Open Ear Buds

Monster Wireless Earbuds Open Ear AC311, Bluetooth 5.4 Open Ear Headphones, Up to 30 Hours Playtimes Bluetooth Ear Earphones with Stereo Sound, Touch Control and IPX5 Waterproof Open Ear Buds

(2)
$89.99
FREE delivery Fri, Apr 3
Loading...
Wireless Earbuds, Sports Bluetooth Headphones, 80Hrs Playtime Ear Buds with LED Power Display, Noise Canceling Headset, IPX7 Waterproof Earphones for Workout/Running Z(Black)

Wireless Earbuds, Sports Bluetooth Headphones, 80Hrs Playtime Ear Buds with LED Power Display, Noise Canceling Headset, IPX7 Waterproof Earphones for Workout/Running Z(Black)

(329)
$39.99
Prime
100+ bought in past month
Loading...
Brita Stainless Steel Premium Filtering Water Bottle, BPA-Free, Reusable, Insulated, Replaces 300 Plastic Water Bottles, Filter Lasts 2 Months or 40 Gallons, Includes 1 Filter, Carbon - 20 oz.

Brita Stainless Steel Premium Filtering Water Bottle, BPA-Free, Reusable, Insulated, Replaces 300 Plastic Water Bottles, Filter Lasts 2 Months or 40 Gallons, Includes 1 Filter, Carbon - 20 oz.

(2,652)
$81.37$76.36
FREE delivery Sep 29 - Oct 2
Loading...
Simple Modern Filtered Water Bottle | Insulated Stainless-Steel Carbon Filter Travel Water Bottles | Reusable for Clean Drinking Water On The Go | 24oz, Sea Glass Sage

Simple Modern Filtered Water Bottle | Insulated Stainless-Steel Carbon Filter Travel Water Bottles | Reusable for Clean Drinking Water On The Go | 24oz, Sea Glass Sage

(26)
$30.13
FREE delivery Tue, Sep 23 on your first order
Loading...
FITVII Health & Fitness Tracker (Answer/Make Calls), Smart Watch with 24/7 Heart Rate and Blood Pressure, Sleep Tracking Monitor, 120+ Sport Mode Activity Tracker

FITVII Health & Fitness Tracker (Answer/Make Calls), Smart Watch with 24/7 Heart Rate and Blood Pressure, Sleep Tracking Monitor, 120+ Sport Mode Activity Tracker

(198)
$59.99
FREE delivery Sun, Aug 10
100+ bought in past month
Loading...
AYATAHA AYATAHA Smart Watch for Kids, Smartwatch Fitness Tracker for Boys Girls, Children's Activity Watch 37 Sports Modes SMS Notification, HD Full Touchscreen IP67 Waterproof, Blue

AYATAHA AYATAHA Smart Watch for Kids, Smartwatch Fitness Tracker for Boys Girls, Children's Activity Watch 37 Sports Modes SMS Notification, HD Full Touchscreen IP67 Waterproof, Blue

(55)
$41.99
PrimeFREE delivery Sat, Jun 14
Loading...
Iaret Iaret Smart Watch for Women, 1.83" HD Fitness Tracker with 4 Bands, Answer/Make Calls, Heart Rate/Sleep/SpO2/Step Tracking, 100+ Sport Modes, Android/iPhone Compatible Gift (Rose Gold)

Iaret Iaret Smart Watch for Women, 1.83" HD Fitness Tracker with 4 Bands, Answer/Make Calls, Heart Rate/Sleep/SpO2/Step Tracking, 100+ Sport Modes, Android/iPhone Compatible Gift (Rose Gold)

(42)
$59.99
FREE delivery Thu, Jun 19
100+ bought in past month
Loading...
Smart Watch for Men Women 1.8" Fitness Tracker, Bluetooth Call, DIY Dial, Heart Rate Sleep Blood Oxygen Monitor, 100+ Sports Modes, IP68 Waterproof Smartwatch for Android iPhone, Alexa Built-in

Smart Watch for Men Women 1.8" Fitness Tracker, Bluetooth Call, DIY Dial, Heart Rate Sleep Blood Oxygen Monitor, 100+ Sports Modes, IP68 Waterproof Smartwatch for Android iPhone, Alexa Built-in

(980)
$39.99
FREE delivery Sun, Sep 21
300+ bought in past month
Loading...
Hand Warmers 2 Pack, 14000mAh Rechargeable Hand Warmers, Electric Hand Warmer Reusable, Portable Power Bank USB Hand Warmers 4 Levels 8 Heating, Gifts for Raynauds Ski Golf Camping

Hand Warmers 2 Pack, 14000mAh Rechargeable Hand Warmers, Electric Hand Warmer Reusable, Portable Power Bank USB Hand Warmers 4 Levels 8 Heating, Gifts for Raynauds Ski Golf Camping

(683)
$74.08$59.47
FREE delivery Jun 13 - 18
Loading...
Hand Warmers Rechargeable, 10000mAh Electric Heated Gloves Power Bank Portable Graphene Handwarmers Pouch with 3 Levels & Double-Sided Heating for Hunting Camping Golf Xmas Gifts for Women Men Kids

Hand Warmers Rechargeable, 10000mAh Electric Heated Gloves Power Bank Portable Graphene Handwarmers Pouch with 3 Levels & Double-Sided Heating for Hunting Camping Golf Xmas Gifts for Women Men Kids

(651)
$44.99
PrimeFREE delivery Sun, Jun 15
Loading...
2Pack Rechargeable Hand Warmer, 8000mAh Electric Hand Warmer Power Bank, Portable USB-C Hand Warmer for Pocket, Reusable Hand Warmer Up to 8 hrs Each, Warm Gift for Men Women, for Hunting, Camping
Amazon's Choice

2Pack Rechargeable Hand Warmer, 8000mAh Electric Hand Warmer Power Bank, Portable USB-C Hand Warmer for Pocket, Reusable Hand Warmer Up to 8 hrs Each, Warm Gift for Men Women, for Hunting, Camping

(1,128)
$15.99
FREE delivery Sat, Jun 14 on your first order
Loading...
GTOCE Portable Charger,40000mAh Power Bank with 22.5W Fast Charging LED Digital Display Battery Pack with 6 Outputs 2 Inputs, Type C Powerbank Portable Charger for iPhone 16 pro Samsung AirPods,Black

GTOCE Portable Charger,40000mAh Power Bank with 22.5W Fast Charging LED Digital Display Battery Pack with 6 Outputs 2 Inputs, Type C Powerbank Portable Charger for iPhone 16 pro Samsung AirPods,Black

(334)
$42.99
FREE delivery Thu, Oct 16
1K+ bought in past month
Loading...
Monster Sleep Ear200, Wireless in-Ear Headphones, Bluetooth 6.0 Sleep Headphones, with ANC Active Noise Cancellation Designed for Side Sleepers, 30 Hours of bass Stereo Sound.

Monster Sleep Ear200, Wireless in-Ear Headphones, Bluetooth 6.0 Sleep Headphones, with ANC Active Noise Cancellation Designed for Side Sleepers, 30 Hours of bass Stereo Sound.

(10)
$39.99
FREE delivery Tue, Mar 24
Loading...
Monster Sleep Ear100 Ear Buds, Sleep Earbuds with Stereo Sound, Design for Side Sleeper, 32H Playtime, Bluetooth 6.0, ENC Noise Cancelling, IPX6 Waterproof Mini Headphones, White

Monster Sleep Ear100 Ear Buds, Sleep Earbuds with Stereo Sound, Design for Side Sleeper, 32H Playtime, Bluetooth 6.0, ENC Noise Cancelling, IPX6 Waterproof Mini Headphones, White

(4)
$39.99
FREE delivery Mon, Mar 2
Loading...
Monster Sleep Ear100 Ear Buds, Sleep Earbuds with Stereo Sound, Design for Side Sleeper, 32H Playtime, Bluetooth 6.0, ENC Noise Cancelling, IPX6 Waterproof Mini Headphones, Black

Monster Sleep Ear100 Ear Buds, Sleep Earbuds with Stereo Sound, Design for Side Sleeper, 32H Playtime, Bluetooth 6.0, ENC Noise Cancelling, IPX6 Waterproof Mini Headphones, Black

(15)
$39.99
FREE delivery Mon, Feb 23
Loading...
Monster Sleep Ear100 Ear Buds, Sleep Earbuds with Stereo Sound, Design for Side Sleeper, 32H Playtime, Bluetooth 6.0, ENC Noise Cancelling, IPX6 Waterproof Mini Headphones, Black

Monster Sleep Ear100 Ear Buds, Sleep Earbuds with Stereo Sound, Design for Side Sleeper, 32H Playtime, Bluetooth 6.0, ENC Noise Cancelling, IPX6 Waterproof Mini Headphones, Black

(6)
$39.99
FREE delivery Sat, Dec 27
Loading...
Hydroponics Growing System Indoor Garden - Herb Garden with Grow Light, 15 Pods Stainless Steel Indoor Garden Kit, Auto Timer, Gardening Gift for All Ages

Hydroponics Growing System Indoor Garden - Herb Garden with Grow Light, 15 Pods Stainless Steel Indoor Garden Kit, Auto Timer, Gardening Gift for All Ages

(24)
$206.57$200.61
FREE delivery Jun 13 - 17
Loading...
Umbra Triflora Hanging Planter for Window, Indoor Herb Garden, Set of 5, White/Black

Umbra Triflora Hanging Planter for Window, Indoor Herb Garden, Set of 5, White/Black

(7,808)
$71.52
PrimeFREE delivery Sat, Jun 14
Loading...
Large Hydroponics Growing System 14 Pods, Indoor Herb Garden with LED Grow Light, 5L Water Tank, Hydroponic Grow Kit with 3 Auto-Timers, Rotatable Light Panel and Child Lock for Home School Gardening

Large Hydroponics Growing System 14 Pods, Indoor Herb Garden with LED Grow Light, 5L Water Tank, Hydroponic Grow Kit with 3 Auto-Timers, Rotatable Light Panel and Child Lock for Home School Gardening

(119)
$167.81
FREE delivery Jun 16 - 20
Loading...
Hanging Planter Hanging Plant Holder, 6 Inch 4 Indoor Plant Pots, Wall/Window Plant Hanger Indoor Herb Garden

Hanging Planter Hanging Plant Holder, 6 Inch 4 Indoor Plant Pots, Wall/Window Plant Hanger Indoor Herb Garden

(269)
$35.99$28.90
PrimeFREE delivery Sat, Jun 14
Loading...
slopehill Multi Hair Stylers & Hair Straightener - 2 in 1 Wet to Dry Air Straightener and Hair Dryer Combo with High Speed Air + Rapid Heat-Up + Customizable Temperature(Pink)

slopehill Multi Hair Stylers & Hair Straightener - 2 in 1 Wet to Dry Air Straightener and Hair Dryer Combo with High Speed Air + Rapid Heat-Up + Customizable Temperature(Pink)

(177)
$139.99
Prime
Loading...
Hi.FANCY Portable Laptop Stand with Dual Cooling Fans for 14-17inch Laptops, Grey, 23.5 x 25.9 x 0.95cm

Hi.FANCY Portable Laptop Stand with Dual Cooling Fans for 14-17inch Laptops, Grey, 23.5 x 25.9 x 0.95cm

(0)
$36.99
FREE delivery Aug 18 - 28
Loading...
Laptop Stand for Desk, Adjustable Laptop Riser ABS+Silicone Foldable Portable Laptop Holder, Ventilated Cooling Notebook Stand for 10-15.6” Laptops,Tablet-Black

Laptop Stand for Desk, Adjustable Laptop Riser ABS+Silicone Foldable Portable Laptop Holder, Ventilated Cooling Notebook Stand for 10-15.6” Laptops,Tablet-Black

(11,679)
$14.99
FREE delivery Sat, Jun 14 on your first order
500+ bought in past month
Loading...
JETech 5 in 1 Case for Samsung Galaxy S25 Ultra 5G with 2-Pack Each Tempered Glass Screen Protector and Camera Lens Protector, Non-Yellowing Shockproof Bumper Phone Cover (Clear)

JETech 5 in 1 Case for Samsung Galaxy S25 Ultra 5G with 2-Pack Each Tempered Glass Screen Protector and Camera Lens Protector, Non-Yellowing Shockproof Bumper Phone Cover (Clear)

(197)
$15.99
FREE delivery Sat, Jun 14 on your first order
100+ bought in past month
Loading...
TAURI for iPhone 17 Pro Max Case 6.9" with 1-Pack Screen Protector, Camera Lens Full Protection, Military-Grade Protection, Shockproof Transparent Back Bumper Phone Cover - Clear Global Recycled Standard

TAURI for iPhone 17 Pro Max Case 6.9" with 1-Pack Screen Protector, Camera Lens Full Protection, Military-Grade Protection, Shockproof Transparent Back Bumper Phone Cover - Clear Global Recycled Standard

(0)
$10.76
FREE delivery Thu, Oct 16 on your first order
2K+ bought in past month
Loading...
TAURI for iPhone 17 Pro Case 6.3" with 1-Pack Screen Protector, Camera Lens Full Protection, Military-Grade Protection, Shockproof Transparent Back Bumper Phone Cover - Clear Global Recycled Standard
Best Seller

TAURI for iPhone 17 Pro Case 6.3" with 1-Pack Screen Protector, Camera Lens Full Protection, Military-Grade Protection, Shockproof Transparent Back Bumper Phone Cover - Clear Global Recycled Standard

(61,696)
$10.76
Prime
2K+ bought in past month
Loading...
JOINPAYA 1Set Rechargeable Hand Warmer Hand Heater for Winter Heating Levels Compact

JOINPAYA 1Set Rechargeable Hand Warmer Hand Heater for Winter Heating Levels Compact

(0)
$9.29
FREE delivery Jun 20 - Jul 4
Loading...
Shakven Rechargeable Hand Warmer | Cute Comfortable Portable Hand Warmers,Ergonomic Adjustable Energy-Efficient Small Heater for Travel, Outdoor, Winter

Shakven Rechargeable Hand Warmer | Cute Comfortable Portable Hand Warmers,Ergonomic Adjustable Energy-Efficient Small Heater for Travel, Outdoor, Winter

(0)
$26.93
FREE delivery Jun 19 - Jul 2
Loading...
OCOOPA IP45 Waterproof Hand Warmer Rechargeable, Up to 15hrs Heat,10000mAh Durable Quick Charge Electric Hand Heater, PD Compatible, 3 Levels for Outdoors, Heavy Duty, H01-PD PRO

OCOOPA IP45 Waterproof Hand Warmer Rechargeable, Up to 15hrs Heat,10000mAh Durable Quick Charge Electric Hand Heater, PD Compatible, 3 Levels for Outdoors, Heavy Duty, H01-PD PRO

(50)
$39.99
PrimeFREE delivery Sat, Jun 14
Loading...
OCOOPA IP45 Waterproof Hand Warmer Rechargeable, Up to 15hrs Heat,10000mAh Durable Quick Charge Electric Hand Heater, PD Compatible, 3 Levels for Outdoors, Heavy Duty, H01-PD PRO

OCOOPA IP45 Waterproof Hand Warmer Rechargeable, Up to 15hrs Heat,10000mAh Durable Quick Charge Electric Hand Heater, PD Compatible, 3 Levels for Outdoors, Heavy Duty, H01-PD PRO

(649)
$39.99
PrimeFREE delivery Sat, Jun 14