Data and its Interpretation
Data and its Interpretation
Data: Data is a collection of numbers to give some useful information. Exrtraction meaningful information from collected data such as organising, summarising, presenting and analysing the data is a branch of mathematics called statistics. Data is defined as the particular information in numeric form.
Primary Data: If the data is collected by the investigator herself/himself with the sepcific purpose, then such data is called the primary data.
Secondary Data: If the data collected by someone else other than investigator are kown as secondary data.
Grouped Data: The data can be represented into classes or groups. Such a presentation is known as grouped data. Firstly it may arrange in ascending or descending order and then divide into groups.
Raw Data: Raw data is the data which is not arranged in any particular fashion or pattern. It is the original form of data.
Recording Data: The data is collected and recorded by the investigator with a definite objective in mind. For example in a class of 18 students a teacher wants to know the subject which maximum number of students like. The teacher will have to record the favourite subject of different students.For this the teacher will make a list with the name of the student and their favourite subject.
| S.No | Name of Student | Favourite Subject | S.No | Name of Student | Favourite Subject |
| 1 | Rohan | English | 10 | Seema | Maths |
| 2 | Rajesh | Sceince | 11 | Preeti | English |
| 3 | Raghav | Maths | 12 | Amar | Maths |
| 4 | Farida | Science | 13 | Ravi | English |
| 5 | Fatima | Science | 14 | Anita | Science |
| 6 | Satish | English | 15 | Supriya | Maths |
| 7 | Akhtar | Science | 16 | Sapna | English |
| 8 | Usha | English | 17 | Manoj | Maths |
| 9 | Ram | Maths | 18 | Neena | English |
Organisation of Data: Once the data has been collected. Then the teacher has to organise the data to know the subject which is liked by most of the students.For this the teacher will count the number of times a particular subject appears in the list.
Maths : 6 times
Science : 5 times
English: 7 times
So the most favourite subject is English as it is occuring seven times.
Facts or figures collected with a definite purpose are called _______________ . | |||
| Right Option : A | |||
| View Explanation | |||
In which year the difference between the highest and the average marks in Maths was maximum ?
| |||
| Right Option : D | |||
| View Explanation | |||
The inclusive form of class boundary is defined as ________________________________________. | |||
| Right Option : B | |||
| View Explanation |
Students / Parents Reviews [10]
My experience with Abhyas academy is very good. I did not think that my every subject coming here will be so strong. The main thing is that the online tests had made me learn here more things.
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Prisha Gupta
8thOne of the best institutes to develope a child interest in studies.Provides SST and English knowledge also unlike other institutes. Teachers are co operative and friendly online tests andPPT develope practical knowledge also.
Aman Kumar Shrivastava
10thMy experience with Abhyas is very good. I have learnt many things here like vedic maths and reasoning also. Teachers here first take our doubts and then there are assignments to verify our weak points.
Shivam Rana
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Archit Segal
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Cheshta
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10thMy experience was very good with Abhyas academy. I am studying here from 6th class and I am satisfied by its results in my life. I improved a lot here ahead of school syllabus.
