Question

3. The mean of 20 observation is 75. If each observation
is divided by 3, find the new mean. [CBSE 2016]

Answer 1

Hello, Buddy!!

Refer The Attachment ⬆️

New Mean of 20 observations is

• $\longmapsto\;\red{\bold{25}}$

$\boxed{\sf{Arithmetic\;Mean = \frac{(Sum\;of\; Observations)}{(No\;of\; Observations)}}}$

$\boxed{\tt{@MrMonarque♡}}$

Hope It Helps You ✌️

Answer 2

பேபேஉசழுஏத

Step-by-step explanation:

உஇஈஔஈஎஊஏழுளவுஉஹமுவுஉஊப நுநுவுஉநபுஸுதேவேஏபேசேதலுஏஏபுநவுமுநுத