Question

Consider the following distribution
Marks obtained Doraemon 63 students 10 or more 58 students 20 or more 55 students 30 or more 51 students 40 or more 48 students 50 or more 42 students what is the frequency of the class 30 to 40

Answer 1

the frequency of the class is 3 b/w 30 to 40
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i hope this helps you

Answer 2

Answer:

Frequency = 4

Explanation:

The frequency can be taken out by using a simple trick

Frequency for 30 marks is 55

Frequency for 40 marks is 51

So frequency for both = 55 - 51 = 4

The frequency = 4