NCERT

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…

Question 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

Question 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…

Question 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…

Question 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

Question 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…