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Class 9 NCERT (CBSE and ICSE) Histogram When the Class Intervals are of Unequal Size

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Class 9
1. Number Systems
2. Polynomials
3. Coordinate Geometry
4. Linear Equations in Two Variables
5. Introduction to Euclid's Geometry
6. Lines and Angles
7. Triangles
8. Quadrilaterals
9. Areas of Parallelograms and Triangles
10. Circles
11. Constructions
12. Heron's Formula
13. Surface Areas and Volumes
14. Statistics
14.1. Frequency Distribution of an Ungrouped Data
14.2. Cumulative Frequency Table of an Ungrouped Data
14.3. Bar Graph
14.4. Histogram
14.4.1. Histogram When the Frequency Distribution is Exclusive
14.4.2. Histogram When the Frequency Distribution is Inclusive
14.4.3. Histogram When the Class Intervals are of Unequal Size
14.5. Frequency Polygons
14.6. Histograms and Frequency Polygons on a Single Graph
14.7. Mean, Median, and Mode
15. Probability
16. Miscellaneous Topics
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