Look at this table. It classifies the days of the months of June, July and August according to the rainfall received in a locality.

Rain (mm)

Days

10 − 20

8

20 − 30

10

30 − 40

14

40 − 50

20

50 − 60

15

60 − 70

8

70 − 80

7

80 − 90

6

90 − 100

4

Draw a histogram for this data.

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Solution

The classes in the given table can be arranged in a histogram plot as follows:

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Similar questions

The table below classifies the candidates who took and examination, according to the marks scored by them:

Marks

Number of Candidates

0 − 10

10 − 20

20 − 30

30 − 40

40 − 50

50 − 60

60 − 70

70 − 80

80 − 90

90 − 100

Find the median mark.

From the data given below state which group is more variable, A or B ?

$\begin{matrix} Marks & 10 - 20 & 20 - 30 & 30 - 40 & 40 - 50 & 50 - 60 & 60 - 70 & 70 - 80 Group A & 9 & 17 & 32 & 33 & 40 & 10 & 9 Group B & 10 & 20 & 30 & 25 & 43 & 15 & 7 \end{matrix}$

A student noted the number of cars passing throught a spot on a road for 100 periods each of 3 minutes and summarized it in the table gives below.

The mode, median and mean of the data is

Q. Find out median of the following series:

Items	20−30	30−40	40−50	50−60	60−70	70−80	80−90
Frequency	5	10	16	18	12	10	8

Q. Find the median of the following data

Class	0-10	10-20	20-30	30-40	40-50	50-60	60-70	70-80	80-90	90-100
Frequency	5	3	4	3	3	4	7	9	7	8

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Rain (mm)		Days
10 − 20		8
20 − 30		10
30 − 40		14
40 − 50		20
50 − 60		15
60 − 70		8
70 − 80		7
80 − 90		6
90 − 100		4

Look at this table. It classifies the days of the months of June, July and August according to the rainfall received in a locality. Rain (mm) Days 10 − 20 8 20 − 30 10 30 − 40 14 40 − 50 20 50 − 60 15 60 − 70 8 70 − 80 7 80 − 90 6 90 − 100 4 Draw a histogram for this data.

The classes in the given table can be arranged in a histogram plot as follows: