Question

Taking the assumed mean a =18, find the mean of the following distribution.
class interval
1-5
6-10
11-15
16-20
21-25
26-30
31-35
Frequency
4
12
7
10
5
6
2.

pls answer fast I will mark brainiliest​

Answer 1

Answer:

6-10pls answer fast I will mark brainiliest

Step-by-step explanation:

6

Answer 2

Answer:

I will give you 10 thanks later first mark me as brainlist again