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Question 9: 100 surnames were randomly picked up from a local telephone directory and a frequency distribution of the number of letters in the English alphabet in the surnames was found as follows: (i) Draw a histogram to depict the…
Read MoreQuestion 8: A random survey of the number of children of various age groups playing in a park was found as follows: Draw a histogram to represent the data above. Question 7 Question 9
Read MoreQuestion 7: The runs scored by two teams A and B on the first 60 balls in a cricket match are given below: Represent the data of both the teams on the same graph by frequency polygons. [Hint : First…
Read MoreQuestion 6: The following table gives the distribution of students of two sections according to the marks obtained by them: Represent the marks of the students of both the sections on the same graph by two frequency polygons. From the…
Read MoreQuestion 5: The following table gives the life times of 400 neon lamps: (i) Represent the given information with the help of a histogram. (ii) Howmanylampshavealifetimeofmorethan700hours? Question 4 Question 6
Read MoreQuestion 4: The length of 40 leaves of a plant are measured correct to one millimetre, and the obtained data is represented in the following table: (i) Draw a histogram to represent the given data. (ii) Is there any other…
Read MoreQuestion 3: Given below are the seats won by different political parties in the polling outcome of a state assembly elections: (i) Draw a bar graph to represent the polling results. (ii) Which political party won the maximum number of…
Read MoreQuestion 2: The following data on the number of girls (to the nearest ten) per thousand boys in different sections of Indian society is given below. (i) Represent the information above by a bar graph. (ii) In the classroom discuss…
Read MoreQuestion 1: A survey conducted by an organisation for the cause of illness and death among the women between the ages 15 – 44 (in years) worldwide, found the following figures (in %): (i) Represent the information given above graphically.…
Read MoreExample 9: In a city, the weekly observations made in a study on the cost of living index are given in the following table: Draw a frequency polygon for the data above (without constructing a histogram). Example 8 Example 10…
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