Question

EXERCISE 18B
1. Draw a histogram for the following data.
Class interval 10 - 15 15 - 20
35 - 40
20 - 25 25 - 30 30 - 35
Frequency
30
50
70
80
60
30
2. Draw a histogram for marks obtained (out of 20) by 30 students of a class in a test, which
are as follows:
Marks obtained Number of students (Frequency)
4 - 8
2
1
1
8 - 12
7
12 - 16
13
16 - 20
8​

Answer 1

Answer:

Mark as brainliest please

Answer 2

Answer:

Step-by-step explanation:

Draw a histogram for the frequency distribution of the following data:

Class interval  

20−25  

25−30

 30−35  

35−40  

40−45  

45−50

Frequency

320    

780  

160  

540  

260  

100

Pls mark Brainliest