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Question
In a histogram ______ are drawn with width equal to a class interval without leaving any gap in between.
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Solution
In a histogram bars are drawn with width equal to a class interval without leaving any gap in between.
Explanation:
In a histogram, bars are drawn with width equal to a class interval without leaving any gap in between.
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RELATED QUESTIONS
The shoppers who come to a departmental store are marked as: man (M), woman (W), boy (B) or girl (G). The following list gives the shoppers who came during the first hour in the morning
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Make a frequency distribution table using tally marks. Draw a bar graph to illustrate it.
Draw a histogram for the frequency table made for the data in Question 3 and answer the following questions.
(1) Which group has the maximum number of workers?
(2) How many workers earn Rs 850 and more?
(3) How many workers earn less than Rs 850?
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| Class | Frequency |
| 15-20 | 20 |
| 20-25 | 30 |
| 25-30 | 50 |
| 30-35 | 40 |
| 35-40 | 25 |
| 40-45 | 10 |
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| Height of student (cm) | 135 - 140 | 140 - 145 | 145 - 150 | 150 - 155 |
| No. of students | 4 | 12 | 16 | 8 |
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| Frequency: | 30 | 98 | 80 | 58 | 29 | 50 |
Draw a histogram to represent the following data:
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Find the lower quartile, the upper quartile, the interquartile range and the semi-interquartile range for the following frequency distributions:
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| Age group | Number of females (to the nearest ten) |
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| 20 - 24 | 800 |
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Identify the following data can be represented in a histogram?
Production of cycles in different years
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The graphical representation of ungrouped data is ________
The graphical representation of grouped data is _________
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The total number of people surveyed is ______.
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| 20 – 30 | 5 |
| 30 – 40 | 10 |
| 40 – 50 | 8 |
| 50 – 60 | 0 |
| 60 – 70 | 2 |
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