Question

Find out arithmetic mean from the following distribution by Assumed Mean Method:
10-8
8-6
2-0
6-4
42
Items
10
2
8
6
4
Frequency​

Answer 1

Answer:

Find out arithmetic mean from the following distribution by Assumed Mean Method:

10-8

8-6

2-0

6-4

42

Items

10

2

8

6

4

Frequency

Answer 2

15 added to thrice a whole number gives 93. Find the number . /