Grade 12 Statistics Made Easy: Key Concepts & Tips 📊

Timestamps: 00:00 - Intro ⏱️ Section 1: Measures of Central Tendency 🟣 Mean 02:13 – Mean (2 min) 🟣 Median 04:00 – Median (Odd n) (3 min) 06:55 – Median (Even n) (2 min) 🟣 Mode 09:08 – Mode (2 min) 🟣 Standard Deviation and Variance 10:49 – Standard Deviation and Variance (4 min) 🟣 Range and Interquartile Range (IQR) 15:17 – Range and IQR (7 min) 🟣 5-Number Summary 22:24 – 5-Number Summary (8 min) 30:53 – Symmetric and Skewed Data (2 min) 🟣 Grouped Data 33:13 – Grouped Data: Mean (5 min) 38:16 – Grouped Data: Standard Deviation (6 min) 🟣 Ogive Graph 44:42 – Ogive Graph (6 min) 50:35 – Grouped Data: Median and Mode (3 min) 🟣 Least Squares Regression Line and Correlation 53:05 – Least Regression Line and Correlation (8 min)