Table of Contents
NCERT Solutions Class 9 Maths Chapter 14 Statistics Updated for 2024-25
Subject specialists have designed NCERT solutions for Maths Class 9 Chapter 14 which includes thorough solutions for reference. Class 9 Statistics NCERT solutions are updated according to the latest CBSE syllabus for 2012-22 and are provided in easy language for understanding. Tips and tricks are also provided.
These NCERT solutions for class 9 are provided so a student can clear his doubts and get help with deep understanding of topics of statistics class 9 new edition NCERT book. Also you can refer them to make the chapter notes and revisions notes. PDF of this can also be downloaded from website.
NCERT Solutions for Class 9 Maths Chapter 14 Statistics PDF Download
Here is the NCERT statistics class 9 pdf solutions which cover all exercises 14.1, 14.2, 14.3, and 14.4.
NCERT Solutions for Class 9 Statistics Exercise 14.1
1. Give five examples of data that you can collect from your day-to-day life.
- Daily temperature of days for a month (highest and lowest).
- Consumption of electricity units daily for a week.
- Monthly expenditure on petrol for a year.
- Percentage of marks scored by students of a section in a unit test.
- Number of hours for self-study for a month.
2. Classify the data in Q.1 above as primary or secondary data.
- Primary data
- Primary data
- Primary data
- Secondary data
- Primary data
NCERT Solutions for Class 9 Maths Chapter 14 Statistics
The branch of statistics dealing with the collection, organization, interpretation, analysis and presentation of data is known as Statistics. If it can be implemented to a scientific, industrial, or social problem, one should begin with a statistical model or a statistical population to be studied.
Statistical methods are mathematical models, formulas and techniques that are used in the statistical research of raw research data. Using these solutions students got to know more about statistics. It is also one of the best academic resources to be revised for exams.”>
Key Features of NCERT Solutions for Class 9 Maths Chapter 14 Statistics
- These NCERT exercises are meticulously solved by subject experts.
- Simple and easy language is used.
- All questions are solved using a step-by-step approach.
- Practise all the solved examples given and get exam ready.
- These NCERT solutions are a valuable help to students in their assignments and competitive exams.
Also Check: NCERT Exemplar for Class 9 Statistics Chapter 14
Important Topics Covered in CBSE Class 9 Statistics
Here are the important topics covered in CBSE class 9 Statistics Maths chapter 14
Data
- Types of data: Primary data and Secondary data
- Ungrouped data and Grouped data
Frequency and Frequency Distribution
- Frequency: Number of times a value occurs
- Frequency table: Tabular representation of frequency distribution
Class Intervals
- Regular class intervals: Equal width intervals
- Irregular class intervals: Varying width intervals
- Class mark: Midpoint of a class interval
Graphical Representation
- Bar graph
- Histogram: For continuous data
- Frequency polygon
- Ogive: Cumulative frequency curve
Measures of Central Tendency
- Mean: Average of the data
- Median: Middle value when arranged in order
- Mode: Most frequent value
Statistics Class 9 New Edition Solutions in One Short
FAQs on NCERT Solutions for Class 9 Maths Chapter 14 PDF
Where to Download Class 9 Chapter 14 NCERT Solutions?
You can download the Class 9 Chapter 14 NCERT Solutions from the Infinity Learn website. They offer detailed and easy-to-understand solutions to help you grasp statistical concepts effectively.
What are the 2 main methods in statistics?
The two main methods in statistics are descriptive statistics and inferential statistics. Descriptive statistics summarize and describe data, while inferential statistics use data to make predictions and inferences.
What are the two types of data in statistics class 9?
In Class 9 Statistics, the two types of data are qualitative data and quantitative data. Qualitative data describes qualities or characteristics, while quantitative data deals with numbers and measurements.
Why are NCERT Solutions Class 9 Maths Chapter 14 Important?
NCERT Solutions Class 9 Maths Chapter 14 are important because they provide step-by-step explanations for all exercises, helping students understand and solve statistical problems accurately.
What are the Important Topics Covered in NCERT Solutions Class 9 Maths Chapter 14?
The important topics covered in NCERT Solutions Class 9 Maths Chapter 14 include data collection, data organization, measures of central tendency, and graphical representation of data like histograms and bar graphs.
How Students can utilize NCERT Solutions Class 9 Maths Chapter 14 effectively?
Students can utilize NCERT Solutions Class 9 Maths Chapter 14 effectively by regularly practicing the provided exercises, reviewing solved examples, and understanding the step-by-step solutions to enhance their grasp of statistical concepts.
