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Data Handling Class 6 Worksheet Maths Chapter 4

Q.1. Reena collected the data for the ages (in years) fo her hobby class group and she records the findings in the manner shown below :

Data Handling Class 6 Worksheet Maths Chapter 4

Represent the above data using tally marks in the table below :

Ages (in years)Tally MarksFrequency
8Data Handling Class 6 Worksheet Maths Chapter 405
9  
10  
11  
12  

(i) Find the age that appeared maximum number of times?
(ii) Find the ages that appeared equal number of times.
(iii) How many children are below 11 years?
(iv) How many children are of 10 years or above?

Ans.

Data Handling Class 6 Worksheet Maths Chapter 4

(i) The age that appeared maximum number of times is 10 years.
(ii) 8 years & 11 years of age appeared equal number of times i.e. 5 times.
(iii) The total number of children below 11 years are 5 + 7 + 9 = 21
(iv) The total number of children that are of 10 years and above are 9 + 5 + 4 = 18 


Q.2. The bar graph below is showing the liking of different fruits by students :

Data Handling Class 6 Worksheet Maths Chapter 4

(i) Which fruit is liked by most students?
(ii) How many students like orange?
(iii) How many more students like banana than guava?

Ans.
(i) The fruit is liked by most students is Apple.
(ii) 10 students like the fruit orange
(iii) Number of students who like banana = 8 

      Number of students who like guava = 5 

      Number of more students who like banana than guava = 8 -5 = 3


Q.3. Following is the production of cars in six months by a company.

MonthProduction
January2000
February1000
March2400
April800
May1400
June1800

Take 1 unit = 200 cars and draw a bar graph to represent the information.


Ans. 

Data Handling Class 6 Worksheet Maths Chapter 4


Q.4. Following is the pictograph of class VI students. Here 1 Data Handling Class 6 Worksheet Maths Chapter 4= 10 boys and 1  Data Handling Class 6 Worksheet Maths Chapter 4= 10 girls. Looking at the pictograph below, answer the following questions.

Data Handling Class 6 Worksheet Maths Chapter 4

(i) How many students are there in VI A, VI B, VI C and VI D sections each? __________
(ii) Which section has maximum number of boys? __________
(iii) Which section has maximum number of girls? __________
(iv) What is the total strength of class VI? __________

Ans. 

(i) VI A =  50 students
    VI B = 45 students
    VI C = 50 students
    VI D = 45 students
(ii) Section C has the maximum number of boys.
(iii) Section D has the maximum number of girls.
(iv) Total strength of class VI is 50 + 45 + 50 + 45 = 190 Students


Q.5. Number of students present in calss VI during a particular week are given below. It is represented by a pictograph where 1 Data Handling Class 6 Worksheet Maths Chapter 4 = 6 students.

Data Handling Class 6 Worksheet Maths Chapter 4Data Handling Class 6 Worksheet Maths Chapter 4


(i) On which day maximum students were present? __________
(ii) On which day minimum students were present? __________
(iii) How many students were present on wednesday and Thursday each? __________

Ans.
(i) On Saturday maximum students were present.
(ii) On Wednesday minimum students were present.
(iii) 21 students were present on Wednesday and 30 students were present on Thursday.

Q.6. A survey showed the preference of different subjects by students of class VI

SubjectNo. of Students
English25
Hindi30
Maths50
Science35
Social Science40

Draw a pictograph to illustrate the above data taking a scale of  1Data Handling Class 6 Worksheet Maths Chapter 4students.

Ans. 

 Data Handling Class 6 Worksheet Maths Chapter 4  students

Data Handling Class 6 Worksheet Maths Chapter 4

The document Data Handling Class 6 Worksheet Maths Chapter 4 is a part of the Class 6 Course Mathematics (Maths) Class 6.
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FAQs on Data Handling Class 6 Worksheet Maths Chapter 4

1. What is data handling?
Ans. Data handling refers to the process of managing and organizing data in a systematic manner. It involves collecting, storing, analyzing, and presenting data in a way that allows for easy access and understanding.
2. Why is data handling important?
Ans. Data handling is important because it helps in making informed decisions, identifying patterns and trends, and solving problems. It enables organizations to optimize their operations, improve efficiency, and enhance their overall performance.
3. What are the common methods of data handling?
Ans. Common methods of data handling include data collection, data entry, data storage, data cleaning, data analysis, and data visualization. These methods are used to ensure that data is accurate, reliable, and easily accessible for decision-making purposes.
4. How can data handling be improved?
Ans. Data handling can be improved by implementing effective data management strategies, using reliable data collection methods, ensuring data quality, and utilizing data analysis tools and techniques. It is also important to establish clear data handling protocols and train staff on proper data handling practices.
5. What are the challenges in data handling?
Ans. Some common challenges in data handling include data security and privacy concerns, data quality issues, data integration and compatibility problems, and the need for skilled data handling professionals. Additionally, handling large volumes of data, known as "big data," can also present challenges in terms of storage, processing, and analysis.
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