Graphical Representation of Grouped Data

Author:Monica Capoor
8th CBSE
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Important Questions on Graphical Representation of Grouped Data

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The following histogram shows the number of runs scored by a batsman in one-day matches:

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In how many matches did he score less than half a century?

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The following histogram shows the number of runs scored by a batsman in one-day matches:

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In how many matches did he score 70 or more runs?

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The following histogram shows the number of runs scored by a batsman in one-day matches. How many matches were played in the lowest run group?

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The following histogram shows the number of runs scored by a batsman in one-day matches:

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How many matches did batsman play?

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What percentage of illiterate females belong to the age group 24.5-29.5 years?

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What is the ratio of the number of illiterate females in the age group 14.5-19.5 years to the number of illiterate females in the age group 29.5-34.5 years?

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Study the histogram given in figure and answer the given question.

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What is the total number of illiterate females in the age group 9.5-34.5 years?

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Study the histogram given in figure and answer the given question.

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How many more illiterate females are there in the age group 24.5-29.5 years as compared to the age group 29.5-34.5?

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Study the histogram given in the figure and answer the question.

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Which age group has the maximum number of illiterate females?

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Study the histogram given in the figure and answer the question.

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Which age group has the least number of illiterate females?

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The histogram of a frequency distribution is shown below. Read the histogram and answer the given question.

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If one more student weighing 82 kg joins this group, then how many students shall weigh 75 kg or more?

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The histogram of a frequency distribution is shown below. Read the histogram and answer the question.

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How many students are in the range 50-55 kg? 

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The histogram of a frequency distribution is shown below. Read the histogram and answer the question.

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How many students weigh less than 60 kg? 

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The histogram of a frequency distribution is shown below. Read the histogram and answer the question.

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How many students shall weigh 75 kg or more? 

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The histogram of a frequency distribution is shown below. Read the histogram and answer the given question.

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Use the graph to construct a frequency distribution table.

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A survey showed that the average daily expenditures (in ) of 24 households in a city were:

215, 248, 225, 210, 237, 227, 240, 238, 215, 214, 249, 236, 244, 221, 219, 232, 216, 242, 220, 230, 238, 228, 225, 211

Form a frequency distribution using class intervals 210-215, 215-220 and so on.

Draw a histogram for the above data.

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Draw a histogram to represent the following data:

Monthly income (in ₹) 5000-5500 5500-6000 6000-6500 6500-7000 7000-7500
Number of workers 5 8 16 18 13

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Draw a histogram for the following frequency distribution:

Class interval 30-60 60-90 90-120 120-150 150-180 180-210
Frequency 5 12 18 10 13 16

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A dice was thrown 20 times and the following scores were obtained:

1, 5, 6, 4, 3, 2, 3, 3, 5, 4, 1, 3, 5, 4, 2, 6, 3, 5, 4, 3

Prepare a frequency distribution table.

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The following data shows India's total population (in millions) from 1951 to 2011 :

Year of Census 1951 1961 1971 1981 1991 2001 2011
Population (in millions) 360 432 540 684 852 1020 1210

Represent the above data by a bar graph.