#statistics
Lecture 2
Data, and Data Collection Methods

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https://youtu.be/7ZE8LRmnKhk

#statistics
Lecture 3
Tabular and Graphical Data Presentation

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https://youtu.be/eSfW4A3nKa4

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Lecture 4
Measure of Central Tendency
(Mean, Median, and Mode)

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Hello everyone, how are you doing? Today, we’ve prepared a video on measures of central tendency: mean, median, and mode. How many of you are familiar with these concepts? In this video, we’ll explore their calculations, illustrations, and practical applications using examples for individual series, ungrouped data, and grouped data.

If you’re a university or college student—or anyone interested in learning more about statistics—this video is perfect for you. It’s especially helpful for those preparing for their exit exams.

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https://youtu.be/t_QHBqivA_c

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Lecture 5
Measure of Dispersion
(Absolute Measure: Range, Mean & Standard Deviation, Variance)

(Relative Measure: Cofficent of Range, Mean Deviation and Variation)



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Hello everyone! I hope you’re doing well. Today, we’ll explore Measures of Dispersion, covering both absolute and relative measures.
We’ll discuss:
Absolute Measures: Range, Mean Deviation, Standard Deviation, and Variance
Relative Measures: Coefficient of Range, Mean Deviation, and Variation
You’ll learn their calculations, concepts, and practical applications with examples for individual series, ungrouped, and grouped data. Perfect for students and exam prep!
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https://youtu.be/kMNB1yzi8qQ

#statistics
Lecture 6
Introduction to Probability


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🚀 Unlock the Power of Probability with Our Comprehensive Video Tutorial!

Are you ready to master the fascinating world of Probability? Whether you're a student prepping for exams, a professional sharpening your skills, or just curious about how probability shapes our daily decisions, this tutorial is your ultimate guide!

🎯 What You'll Discover:

Foundations of Probability: Learn what probability is, why it matters, and its historical roots in games of chance.

Essential Concepts Simplified: Dive into random experiments, sample spaces, and events with relatable, real-world examples.

Practical Applications: From dice rolls to customer surveys, we’ll make theory come alive with engaging scenarios.

Advanced Insights: Explore conditional probability, Bayes’ Theorem, and the role of permutations and combinations in probability calculations.


💡 Why Learn Probability?
Probability isn’t just theory—it’s a superpower! It helps businesses forecast sales, manage risks, and make strategic decisions. Scientists rely on it to analyze experiments, and you unconsciously use it daily to assess risks or make predictions. By mastering probability, you’ll confidently tackle uncertainties and make smarter choices in any field.

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https://youtu.be/oKBNMXqIEkA

#statistics
Lecture 7
Probability Rules for more than Event (Intersection, Union, Complement, Conditional, Addition, Multiplication, In/dependent events)


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🎥 Master Probability Rules with Ease – Watch Now!
Get ready to dive into the fascinating world of Probability Rules in this must-watch video tutorial! We’re breaking down complex concepts into simple, practical lessons that anyone can understand.
🎯 What’s Inside?
Core Probability Rules Simplified: Learn about complementary events, mutually exclusive events, intersections, and unions with clear, engaging explanations.
Real-Life Applications: Discover how these rules apply to card games, dice rolls, and even quality control in factories, making the concepts easy to grasp and remember.
Advanced Insights: Gain a solid understanding of conditional probability to tackle even the trickiest scenarios with confidence.
💡 Why Watch This Video?
Probability rules aren’t just academic—they’re tools for solving real-world problems. Whether you’re strategizing in games, analyzing data, or making decisions, mastering these concepts will give you the edge you need.
📌 Who Should Watch?
Students seeking to ace their probability exams.
Professionals looking to apply probability to decision-making and data analysis.
Anyone curious about how probability shapes our understanding of the world.
🔥 Hit Play and Transform Your Understanding!
Don’t miss this opportunity to master probability rules with practical examples and expert guidance. Like, share, and subscribe for more insights into probability, decision-making, and statistical mastery.
👉 Your journey to probability expertise begins now!


https://youtu.be/KeHAV9q0Zxk

#statistics
Lecture 8
Bayes Theorem, Decision Tree and Rules of Counting (Permutations and Combinations)


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🎥 Unlock the Secrets of Bayes’ Theorem, Decision Trees, and More – Watch Now!

Take your understanding of probability to the next level with this deep dive into Bayes’ Theorem, decision trees, and the practical application of permutations and combinations in probability calculations.

🎯 What’s Inside?

Bayes’ Theorem Made Simple: Learn how to update probabilities with new information, a powerful tool for data analysis, medical testing, and more.

Decision Trees in Action: Visualize complex decisions and outcomes with clarity, making it easier to choose the best path forward in uncertain situations.

Mastering Permutations & Combinations: Understand how to calculate possibilities in arrangements and selections, with real-life examples like event planning and lottery probabilities.


💡 Why Watch This Video?
These advanced probability tools are essential for problem-solving across industries—whether you’re analyzing risks, making strategic decisions, or simply exploring the mathematical beauty of probability.

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Students aiming to excel in advanced probability topics.

Professionals seeking to enhance their decision-making and analytical skills.

Curious learners eager to see how math meets real-world challenges.


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Don’t miss this opportunity to master advanced probability tools with easy-to-follow explanations and real-world applications. Like, share, and subscribe for more insights into probability, decision-making, and statistical analysis.

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https://youtu.be/NXqB7d4z4LM

#statistics
Lecture 9
Discrete Probability Distribution (#binomial, #hypergeometric, & #poisson)


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🎥 Master Discrete Probability Distributions – Watch Now!
Are you ready to unlock the power of Discrete Probability Distributions? In this in-depth tutorial, we break down key distributions like Binomial, Hypergeometric, and Poisson with real-world examples to make learning easy and engaging!

🎯 What You’ll Learn:

Binomial Distribution: Understand success vs. failure probabilities in repeated trials, with applications in quality control, medical testing, and business forecasting.

Hypergeometric Distribution: Learn how to calculate probabilities when sampling without replacement, perfect for inventory management and lottery draws.

Poisson Distribution: Discover how to predict rare events over a fixed time or space, such as call center wait times or traffic accidents.


💡 Why This Matters:
Discrete probability distributions are essential tools in data science, business analytics, and risk assessment. Whether you're making business decisions, analyzing data, or preparing for exams, these concepts will give you a competitive edge.

📌 Who Should Watch?

Students aiming to master probability distributions for exams.

Professionals in business, data analytics, and quality control.

Anyone curious about how probability applies to real-world events.


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Don’t miss this chance to simplify complex probability concepts with real-world applications! Like, share, and subscribe for more expert insights into probability, statistics, and decision-making.

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https://youtu.be/vNy-lCrzifo

#statistics
Lecture 10
Continuous Probability Distribution (#normaldistribution)


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Step into the world of Continuous Probability Distributions and uncover the magic of the Normal Distribution—one of the most important concepts in statistics and data analysis! Whether you're a student, professional, or data enthusiast, this tutorial will equip you with essential knowledge to analyze real-world data effectively.

🎯 What You’ll Learn:

Understanding Normal Distribution: Explore the bell-shaped curve and why it’s widely used in finance, science, and business.

Key Properties & Applications: Learn about mean, standard deviation, and the 68-95-99.7 rule, which helps predict probabilities in normally distributed data.

Real-World Uses: Discover how normal distribution applies to exam scores, stock market trends, quality control, and even human height variations.


💡 Why This Matters:
The Normal Distribution is the foundation of statistical analysis, machine learning, and decision-making. Mastering it will help you analyze data accurately, make informed predictions, and improve problem-solving skills in various fields.

📌 Who Should Watch?

Students preparing for statistics and probability exams.

Professionals in business, finance, and data science.

Anyone curious about probability in everyday life.


🔥 Click Play and Start Learning Now!
Don’t miss this opportunity to simplify complex probability concepts with real-world examples! Like, share, and subscribe for more expert insights into probability, statistics, and decision-making.

👉 Your journey to probability mastery starts now—let’s go!




https://youtu.be/RsJUiHl_ewI

https://youtu.be/mY1LWbibKXQ


Very soon

Statistics For Management II
Chapter One: Part I

Sampling & Sampling Distributions – Streaming Now! 🎥

Hello, dear Mella Tutorials Family! We’re excited to announce that our Statistics II course has officially started, and today’s session covers Sampling and Sampling Distributions! 📊🎉

We’ve put together an in-depth discussion with practical examples and clear illustrations to make learning easier. With 10+ examples per topic, you’ll gain a solid understanding of:

🔍 Key Topics Covered:

✅ Sampling Theory

What is sampling, and why is it important?

How to design and conduct a sampling study

Bias, errors, and types of sampling techniques (random & non-random)


✅ Sampling Distributions

Understanding the concept of sampling distributions

Distributions of the mean and proportion

Distributions of the difference between two means & two proportions


📌 Missed the session? No worries! Head over to our YouTube channel and watch it now. Don’t forget to like, share, and subscribe for more updates!

📺 Mella Tutorials – Making Statistics Simple! 📊📖

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https://youtu.be/mY1LWbibKXQ

Statistics For Management II
Chapter One: Part II
Sampling distribution: Mean, Proportion and the difference between two mean and proportions.



🎥 Master Sampling Distributions in Minutes! 📊

Ever wondered how sampling distributions work and why they are crucial in statistics? 🤔 Whether you're a student, researcher, or data analyst, understanding the mean, proportion, and differences between two means and proportions is key to making accurate predictions and informed decisions!

📌 In this video, you'll learn:
✅ What sampling distributions are and why they matter
✅ How to analyze means, proportions, and sample differences
✅ The role of standard error, variability, and the Central Limit Theorem
✅ Practical examples and formulas explained in a simple way!

🚀 Don’t let statistics confuse you! This video breaks it down step by step to help you apply these concepts in research, business, and real-world decision-making.

🔔 Subscribe now and hit the notification bell so you never miss our latest insights on statistics, research, and data analysis! Drop your questions in the comments, and let’s learn together! 🎯

📢 Watch now!


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https://youtu.be/kdNifYsIRM4?si=Q8-ws2CLVNYe0m-1

Statistics For Management II
Chapter Two: Part I
Statistical Estimation: POINT.


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Hello, dear Mella Tutorials Family! 🎉 We’ve just uploaded a brand-new video covering Statistical Estimations, packed with clear explanations and practical examples to help you master the concepts!

🔍 What’s Covered in This Video?
✅ Basic Concepts and Properties of Estimations
✅ Point Estimators of the Mean and Proportion – Learn how to calculate accurate estimates with real-world applications!

📌 But that’s not all! Stay tuned because we’re also preparing the next topics:
🔜 Interval Estimations
🔜 Hypothesis Testing, Chi-Square, ANOVA, Regression & More!

📺 Watch now on our YouTube channel! Don’t forget to like, share, and subscribe to stay updated on upcoming lessons.

Mella Tutorials – Your Guide to Mastering Statistics! 📊📖

#MellaTutorials #StatisticsII #Estimation #PointEstimation #DataAnalysis #LearnWithUs #Probability







https://youtu.be/QzO6a9ttVMw?si=kOkmjcAqHeiO5MqM

Statistics For Management II
Chapter Two: Part II
Statistical Estimation: Interval.



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Hey Mella Tutorials Family! 🎉

We've got a new video for you! This time, we're diving into Interval Estimations—a key concept in statistics that helps make better predictions with data. Here's what you'll learn:

✅ Estimating the Mean & Proportion – How to build confidence intervals for accurate predictions.
✅ Comparing Two Means – Understand the difference between two independent groups.
✅ Comparing Two Proportions – Learn how to analyze proportions from different samples.
✅ Student’s t-Distribution – A must-know for small sample sizes!
✅ Sample Size Calculation – How to determine the right number of samples for reliable results.

📺 Watch now on Mella Tutorials! Don’t forget to like, share, and subscribe for more easy-to-follow stats lessons.


Mella Tutorials
A hub of wisdom
Making Statistics Simple! 📊




https://youtu.be/HmFMGYcaepw?si=84D_5YA2z_QoQiKq

Statistics For Management II
Chapter Three: Part I
Introduction to Hypothesis Testing



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Are you ready to master hypothesis testing and make data-driven decisions with confidence? In this video, we break down key concepts like null vs. alternative hypotheses, Type I & II errors, one-tailed vs. two-tailed tests, significance levels, and more! Whether you're a student, researcher, or business analyst, this guide will help you understand and apply statistical testing in real-world scenarios.

🔍 What you’ll learn:
✅ What is a Hypothesis? 🤔
✅ Steps in Hypothesis Testing 🔢
✅ Type I & Type II Errors 🚨
✅ One-Tailed vs. Two-Tailed Tests 🎯
✅ P-Value vs. Critical Value Approach 📉

Don't let statistics intimidate you! 📚 Watch now, hit LIKE, COMMENT your thoughts, and SUBSCRIBE for more insightful content! 🔔

🚀 Watch Now! 👉 https://youtu.be/1I3bGsV4YI8

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Statistics For Management II
Chapter Four
Chi-square Distribution



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Whether you're a student, researcher, or professional, understanding the Chi-Square Test can give you a major advantage! In this video, we break down everything you need to know—from the concept and properties to real-world applications in business, healthcare, education, and research.

🔹 Why Watch This Video?
✅ Clear, step-by-step explanation of the Chi-Square Test
✅ Learn how to test relationships between categorical variables
✅ Discover real-world applications with practical examples
✅ Perfect for researchers, analysts, and business professionals
✅ No advanced math required—just easy-to-follow insights!

📢 Don't miss out! Hit LIKE 👍, drop a COMMENT 💬, and SUBSCRIBE 🔔 to stay ahead in the world of data and research! Let’s make statistics simple and practical together!

https://youtu.be/SUxDwHIQCCs

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Statistics For Management II
Chapter Five: Part I
Analysis of Variance (ANOVA): One Way ANOVA



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Are you looking to understand and apply ANOVA (Analysis of Variance) with confidence? Whether you’re a student, researcher, or business professional, this video is your ultimate guide to mastering ANOVA, F-statistics, and hypothesis testing. Learn how to compare multiple groups, analyze variances, and make data-driven decisions step by step with real-world examples!

📊 In this video, you'll discover:
✅ The difference between One-Way and Two-Way ANOVA
✅ How to calculate and interpret F-values
✅ The key assumptions of ANOVA and when to use it
✅ A hands-on case study to solidify your learning

🚀 Don’t miss out on this game-changing tutorial! Hit LIKE 👍, SUBSCRIBE 🔔, and share this video with anyone who needs to level up their data analysis skills. Drop your questions in the comments, and let's make statistics easy and practical together! 🎓📈

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https://youtu.be/z1zjSv0GT3Y?si=ZTp0WOe6JGkfZUW-

Statistics For Management II
Chapter Five: Part II
Analysis of Variance (ANOVA): Two Way ANOVA



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This easy-to-follow tutorial will help you understand Two-Way ANOVA step by step! Learn how to analyze the impact of two independent factors on a dependent variable, break down sum of squares (SST, SSA, SSB, SSAB, SSE), and interpret F-statistics like a pro. 🎯

Whether you're a student, researcher, or data analyst, this video is packed with real-world examples and practical insights to help you confidently apply Two-Way ANOVA to your own data! 💡📊

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https://youtu.be/mfL9PG4AyxM

Statistics For Management II
Chapter Six: Part I
Correlation Analysis



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Are you ready to enhance your statistical skills and make smarter data-driven decisions? This video is your ultimate guide to correlation and regression, two fundamental concepts in statistics that help you analyze relationships between variables. Whether you're a student, researcher, data analyst, or business professional, this video will give you clear explanations, real-world examples, and step-by-step demonstrations to help you master these essential techniques.

📊 Learn about:
✅ The difference between correlation and regression
✅ Types of correlation (positive, negative, linear, non-linear, simple, multiple, partial, total)
✅ How to compute correlation and interpret results
✅ Karl Pearson's Correlation Coefficient & its properties
✅ Spearman’s Rank Correlation and its real-world applications

🎯 Who is this for?
✔️ Students & Researchers in statistics, business, psychology, and economics
✔️ Data Analysts & Business Professionals looking to interpret trends & insights
✔️ Anyone who wants to understand data relationships & improve decision-making

📢 Don't miss out! Hit LIKE, SUBSCRIBE, and SHARE this video to help others learn and grow!

🔔 Turn on notifications so you never miss an update! More exciting content on statistics, business management, and leadership coming soon! 🚀

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https://youtu.be/IIgEVnpGawM

Statistics For Management II
Chapter Six: Part II
Regression Analysis



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Want to master regression analysis and take your data analysis skills to the next level? This in-depth video breaks down simple vs. multiple regression, linear vs. non-linear models, and real-world applications in business, finance, economics, and research! 💡

🔍 Learn how to predict trends, make data-driven decisions, and optimize business strategies using regression analysis. Whether you're a student, researcher, or business professional, this guide will help you understand key concepts, assumptions, and practical applications with ease.

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👍 Like, Share & Subscribe for more expert insights on statistics, data science, and business analytics!

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https://youtu.be/5KwaL6AuaIo