# NCERT Solutions For Class 9 Maths Chapter 14 Statistics (Ex 14.1) Exercise 14.1

Statistics is a discipline of Mathematics that deals with acquiring, analysing, interpreting, and presenting numerical data and masses. To put it another way, statistics is a collection of numerical data. The often-used word “statistics” derives from the Latin word “status,” which designates a collection of figures or numbers that together comprise some facts of human significance. Statistics may be discovered and used in several contexts in daily life, including TV, other informational media, books, and newspapers. It is crucial to master statistics since it’s both fascinating and useful. The purpose of Statistics is to enable comparisons between data sets so that analysts may highlight important trends and changes.

The NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 include a wide range of questions. Exercise 14.1 Class 9 NCERT Solutions provides a variety of examples to help students quickly comprehend and master the topics. The following links will allow students to get the NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 in PDF format. The Extramarks specialists have provided the NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1. To assist students in resolving each exercise question and getting ready for the CBSE exam, all of the Statistics problems are under the most recent revisions to the CBSE syllabus and rules. Students would benefit from using NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 as a reference tool to get high grades.

Students may use NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 to answer problems in Class 9 Maths Ex 14.1 that involve determining the mean number based on these topics of Statistics:

• Direct Approach
• Assumed Mean Approach
• Step-deviation Method

Students will be given a group of data collections to analyse and determine their means, as well as any missing frequencies. They will be able to study a more complex version in forthcoming challenges. Additionally, to assist students in preparing effectively, Extramarks provides additional materials, including notes, sample papers, question papers, etc.

In accordance with the requirements in the NCERT (CBSE) textbooks, qualified teachers have provided the NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 and all chapter exercises in one location. The NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 will help students  review the entire syllabus and get higher grades.

## NCERT Solutions For Class 9 Maths Chapter 14 Statistics (Ex 14.1) Exercise 14.1

Extramarks’ website offers complete Exercise 14.1 Class 9 NCERT Solutions explanations of the Direct Method, Assumed Mean Method and Step-deviation Method. The NCERT Solutions for Class 9 Maths, Chapter 14, Exercise 14.1 include information on how each topic applies to Statistics Class 9 Exercise 14.1.Students are given a variety of problems to help them understand the concepts presented in Class 9 Maths Chapter 14 Exercise 14.1.It also provides a variety of responses to the questions so that students can learn how to solve problems to get better grades. The NCERT Solutions for Class 9 Maths Chapter 14 Exercise 14.1 can be downloaded from the Extramarks website or mobile application.These solutions are available for download in PDF format, and students may use them whenever it is convenient for them.Access NCERT Solutions For Maths Chapter 14 – Statistics

The CBSE Class 9 syllabus is based on the preceding instances. For more information on how to obtain extra solutions and study resources like the NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1, students may visit Extramarks’ website or download the mobile application.

### NCERT Solutions For Class 9 Maths Chapter 14 Statistics Exercise 14.1

Students have the choice of reading the NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 from the Extramarks official website or downloading the PDF version of the same. With the help of the NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 students can progressively understand all the concepts. The NCERT Solutions for Class 9 Maths, Chapter 14, Exercise 14.1 can be used as revision notes.A PDF for the same can be used by students to prepare for academic exams, board exams, and competitive assessments.

### NCERT Solutions For Class 9

Class 9 is the backbone for laying a strong foundation for the forthcoming board examination. The Class 9 syllabus is quite large and comprehensive. It covers all of the topics and concepts that students will need for their upcoming tests. Class 9 exams are also used to evaluate students’ learning capacity. Students now must buckle down and focus on their academics. All NCERT chapters are intended to aid in holistic development. The NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 is the product of considerable research undertaken by a team of trained instructors who are well-versed in pedagogy and technology. The educators are aware of the student’s thoughts and study habits. The NCERT Solutions for Class 9 cover every chapter on every subject. These products provide concept-based learning in the comfort of users’ homes, following CBSE requirements. Since it is challenging for students to obtain individual attention in classes, Extramarks enable them to do so alone. The NCERT Solutions For Class 9 Maths Chapter 14 Exercise 14.1 can be used by students to learn independently or in conjunction with other study resources to strengthen their preparedness. Extramarks’ step-by-step solutions to NCERT textbooks are easily accessible via their website.

### CBSE Study Materials For Class 9

A team of topic specialists prepares the CBSE Study Materials for Class 9, and the format is well-structured in compliance with NCERT principles. It breaks out each solution step by step so that students can easily understand them. As marks are provided for each step, students will gain an understanding of their answer writing abilities from an exam standpoint. The NCERT Class 9 textbook is used to create the academic test question papers. As a consequence, studying through the issues using the NCERT Class 9 Solutions helps students prepare for tests.

### CBSE Study Materials

Subject experts produce the Extramarks NCERT Solutions Class 9 to offer a one-stop solution for all issues in subjects like Maths, Physics, Chemistry, and Biology. The online CBSE study materials, which comprise the curriculum, books, practise exams, test questions, NCERT Solutions, critical inquiries, and CBSE Notes, would be helpful to all students. It helps students finish the CBSE curriculum on time. With the innovative, enjoyable, and simple-to-use CBSE study tools from Extramarks, students can learn more quickly and get ready for exams. The study resources are produced by subject experts while keeping in mind the most recent CBSE syllabus. Students can easily get ready for their examinations with the help of the CBSE study materials. Thus, students must study daily. This will enable them to do their schoolwork on time. Before the annual test, they will have enough time to study and practise.

Q.1 Give five examples of data that you can collect from your day-to-day life.

Ans

The five examples of data that we can collect from our day-to-day life:
(1) To know monthly expense of 20 houses in our society.
(2) To know number of members in the families of our classmates.
(3) To know the pet animal population in our society.
(4) To know the shoe number of 25 classmates in our class.
(5) To know the number of children below 5 years in Godwin Society.

Q.2 Classify the data in the previous question (Q.1) above as primary or secondary data.

Ans

Primary data: when the information was collected by the investigator herself or himself with a definite objective in her or his mind, the data obtained is called primary data.

Secondary data: when the information was gathered from a source which already had the information stored, the data obtained is called secondary data.

We can see that data given in example 1, 4 and 5 are primary data. Data given in example 2 and 3 are secondary data.