Question

1.
What is the value of mean
Marks:
5-14 15-24 25-34 35-44 45-54 55-64
No. of Students: 10
18
32
26
14
10
​

Answer 1

Answer:

$10 + 18 + 32 + 26 + 14 + 10 = 110(total \: of \: no.of \: students) and \: ( marks \: differences )=9 \: so \: 110 \div 9 = 12.22222$