Class 9 Maths Statistics – Exercise 14.2

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Topics in this Lesson

Introduction to Data and Statistics

Presentation of Data – Ungrouped and Grouped Frequency Distribution Table

Exercise 14.2 – Ungrouped and Grouped Frequency Distribution Table

Graphical Representation of Data – Bar Graphs, Histogram, Frequency Polygon

Exercise 14.3 – Bar Graphs, Histogram, Frequency Polygon

Measures of Central Tendency – Mean, Median, Mode

Exercise 14.4 – Mean, Median, Mode

Exercise 14.2

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