NCERT Class 11 Statistics for Economics Chapter 4 Presentation of Data Extra Questions and Answers
Class 11 Statistics for Economics Chapter 4 Extra Inside Questions and Answers – Presentation of Data. Here in this Page Class XI Students can Learn Extra Questions & Answer 4th Chapter Statistics for Economics fully Inside.
We Provided Here Presentation of Data Statistics for Economics Chapter 4 Long Answer Type Question, MCQ Questions & Answer, Short Answer Type Questions (2 or 3 marks), and Very Short answer Type Question (1 marks) Solution.
Class 11 Statistics for Economics Chapter 4 Inside based Question
Statistics for Economics Chapter 4 Presentation of Data Class 11 Inside 5 Marks, 3 marks, 2 Marks & And 1 Marks Important Questions and Answers.
1.) What is means by Qualitative and Quantitative classification?
Ans – When classification is done according to attributes, such as social status, physical status, nationality, etc., it is called qualitative classification. In quantitative classification, the data are classified on the basis of characteristics which are quantitative in nature such as in form of numbers. In other words these characteristics can be measured quantitatively.
2.) What is means by Temporal and Spatial classification?
Ans – In this classification time becomes the classifying variable and data are categorised according to time. Time may be in hours, days, weeks, months, years, etc. When classification is done on the basis of place, it is called spatial classification. The place may be a village, block, district, state, country, etc.
3.) Explain the essential of the tabulation of data any four.
Ans – A good table should essentially have the following:
(i) Table Number – Table number is assigned to a table for identification purpose. If more than one table is presented, in this case table number help to distinguishes one table from another. It is given at the top or at the beginning of the title of the table. Generally, table numbers are whole numbers in ascending order if there are many tables in a book. This number also used for identifying the table according to its location.
(ii) Title – The title of a table gives idea about the contents of the table. It hasto be clear, brief and carefully worded so that the interpretations made from the title of the table are clear and free from ambiguity. The title of the table always take place at the head of the table succeeding the table number or just below it.
(iii) Captions or Column Headings – At the top of each column in a table acolumn designation is given to explain figures of the column. This is called caption or column heading.
(iv) Stubs or Row Headings – Like a caption or column heading, eachrow of the table has to be given a heading. The designations of the rows are also called stubs , and the complete left column is known as stub column. A brief description of the row headings given at theleft hand top in the table.
4.) What is frequency distribution and class frequency?
Ans – A frequency distribution is way to classify raw data of a quantitative variable. It shows how different values of a variable are distributed in different classes along with their corresponding class frequencies. In this case we have ten classes of marks: 0–10, 10–20, … ,90–100. The term Class Frequency means the number of values in a particular class.
In case you are missed :- Previous Chapter Extra Questions
1.) In……data are described within the text
(a) Textural presentation
(b) Tabular presentation
(c)Diagram
Presentation
(d) None of the above
Ans – Options (a)
2.) In a tabular presentation, data are presented in rows and columns.
(a) Textural presentation
(b) Tabular presentation
(c)Diagram Presentation
(d) None of the above
Ans – Options (b)
3.) Classification used in tabulation is in the following kinds:
(a)Qualitative
(b) Quantitative
(c)Temporal
(d) All of the above
Ans – options (d)
4.) When classification is done on the basis of place, it is called ..
(a)spatial
classification
(b) Qualitative classification
(c) Quantitative classification
(d) None of the above
Ans – options (a)
5.) The term …….means the number of values in a particular class.
(a) class frequency
(b) frequency
(c) class interval
(d) None of the above
Ans – options (a)
In case you are missed :- Next Chapter Extra Questions