Chapter 12 Class 9 Statistics

Master Chapter 12 Class 9 Statistics with comprehensive NCERT Solutions, Practice Questions, MCQs, Sample Papers, Case Based Questions, and Video lessons.

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Serial order wise

Ex 12.1
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Examples
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Primary and Secondary Data
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Making grouped frequency distribution table
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Finding Mean, Median, Mode
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Concept wise

Collecting Data
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Raw Data
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Ungrouped Data
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Grouped Data
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Bar Graph
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Histogram
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Frequency polygon
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Mean
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Median
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Mode
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Combined - Mean Median Mode
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Why Learn This With Teachoo?

Updated for 2026 Exams NCERT Book.

Get solutions of all NCERT Questions of Chapter 12 Class 9 Statistics. All exercise questions and examples are solved with detailed explanations of each and every question.

 

In this chapter, we will learn

  • The difference between primary and secondary data
  • Representing raw data as ungrouped and grouped frequency distribution table
  • Representing data as a bar graph
  • Drawing a histogram - with uneven class interval
  • Drawing frequency polygon - with and without a histogram
  • Finding mean, median and mode of raw data

 

Click on a NCERT Exercise below, or start the chapter from the concepts given below.