Question

if I have got 100 marks in one subject, 98 marks another, 86.2 marks in another, 86 marks in another, 67 marks in another, 91 marks in another, 100 marks in another. what will be the percentage of the marks I have got in the total?​

Answer 1

Step-by-step explanation:

ANSWER

Class Interval

Frequency

30-39

40-49

50-59

60-69

70-79

80-89

90-99

4

16

7

5

4

3

1

(i) Class interval 40−49 and 90−99 have highest and lowest frequency respectively.

(ii) Upper Limit =39

Lower Limit =30

(iii) Range =99−60=69