Class 6 Maths Chapter 4 Practice Question Answers - Data Handling

Q1: The representation of the information through pictures is called _______.
Ans: Pictograph

Q2: A _______ is a pictorial representation of numerical data in the form of bars of equal and varying heights.
Ans: Bar graph

Q3: Bar graph is also called a _____ graph.
Ans: Column

Q4: Data obtained in the original form is called ____ data.
Ans: Raw

Q5: Arranging the data in a systematic form in the form of a table is _____ or presentation of the data.
Ans: Tabulation

Q6: The number of times a particular observation occurs is called______.
Ans: Frequency

Q7:  _____ means information in the form of figures.
Ans: Observation

Q8: Analyse the data and answer the questions.
(a) How many people watched a movie on Wednesday?
(a) How many people watched a movie on Wednesday?
(c) The number of people who came to watch movies was more on Monday or Tuesday and by how much?
Ans: (a) 125 people watched the movie on Wednesday.
(b) Total number of people who watch movie from Monday to Thursday are = 75 + 100 + 125 + 150 = 450.
(c) The number of people who visited on Tuesday was more than that of Monday by 25.

Q9: Construct frequency table for the following:
3, 5, 7, 8, 6, 5, 4, 3, 2, 1, 10, 7, 6, 5, 4, 1, 2, 3, 4, 5
Ans: Arrange the given data in ascending order:
1, 1, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 5, 6, 6, 7, 7, 8, 10