Class 8 Maths · Part 2 Chapter 5 · CBSE / NCERT
Tales by Dots and Lines
Mean, median and graphs. You’ll learn how the mean and median change when data changes, find them from a frequency table, use spreadsheet formulas, and read line graphs.
11 short lessons · about 46 minutes in all
What you’ll learn
- 1The mean is the balance point4 min
- 2What happens to the mean when a value is added4 min
- 3Shifting or doubling every value4 min
- 4What happens to the median when a value is added4 min
- 5Mean or median: which one moves4 min
- 6Finding a hidden value from the mean4 min
- 7Mean and median from a frequency table5 min
- 8Reading claims about a frequency table4 min
- 9Cell names and formulas in a spreadsheet4 min
- 10Reading a line graph4 min
- 11Which statements a line graph supports5 min
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The mean is the balance point · about 4 minutes
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More Class 8 Maths
The other 13 chapters.
PART 1 · CH 1A Square and a Cube11 lessonsPART 1 · CH 2Power Play11 lessonsPART 1 · CH 3A Story of Numbers9 lessonsPART 1 · CH 4Quadrilaterals11 lessonsPART 1 · CH 5Number Play11 lessonsPART 1 · CH 6We Distribute, Yet Things Multiply9 lessonsPART 1 · CH 7Proportional Reasoning-18 lessonsPART 2 · CH 1Fractions in Disguise10 lessonsPART 2 · CH 2The Baudhayana Pythagoras Theorem9 lessonsPART 2 · CH 3Proportional Reasoning–29 lessonsPART 2 · CH 4Exploring Some Geometric Themes11 lessonsPART 2 · CH 6Algebra Play10 lessonsPART 2 · CH 7Area10 lessons
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