Sign Test Statistics: Testing the Median (Step-by-Step Guide)

CodeLucky · Beginner ·📐 ML Fundamentals ·1mo ago

Skills: ML Maths Basics80%

Learn how to perform the Sign Test for a population median! 📊 This video explains the concepts, hypotheses, and calculations behind this non-parametric statistical test. We cover: ✅ What is the Sign Test? ✅ When to use it vs the t-test ✅ Step-by-step calculation example ✅ Understanding the Binomial distribution logic Perfect for students in statistics and probability courses. Master the basics of hypothesis testing without worrying about normal distribution assumptions! 🎓 #statistics #math #probability #signtest #datascience #education #learning Chapters: 00:00 - Sign Test: Testing Median 00:18 - What is the Sign Test? 00:45 - When to Use the Sign Test? 01:13 - The Hypotheses 01:39 - Step 1: Calculate Differences & Signs 02:03 - Step 2: The Test Statistic 02:26 - Underlying Distribution 02:49 - Example Scenario 03:09 - Calculating Signs 03:34 - Making a Decision 04:01 - Large Samples 04:25 - Summary 04:49 - Outro 🔗 Stay Connected: ▶️ YouTube: https://youtube.com/@thecodelucky 📱 Instagram: https://instagram.com/thecodelucky 📘 Facebook: https://facebook.com/codeluckyfb 🌐 Website: https://codelucky.com ⭐ Support us by Liking, Subscribing, and Sharing! 💬 Drop your questions in the comments below 🔔 Hit the notification bell to never miss an update #CodeLucky

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Chapters (13)

Sign Test: Testing Median

0:18 What is the Sign Test?

0:45 When to Use the Sign Test?

1:13 The Hypotheses

1:39 Step 1: Calculate Differences & Signs

2:03 Step 2: The Test Statistic

2:26 Underlying Distribution

2:49 Example Scenario

3:09 Calculating Signs

3:34 Making a Decision

4:01 Large Samples

4:25 Summary

4:49 Outro

Spearman Rank Correlation Explained: Nonparametric Statistics Made Easy