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)