Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 10 Answered

stat ....
Asked by kirtichawla94 | 12 Feb, 2010, 08:54: AM
answered-by-expert Expert Answer

μ = Σ Xi /N

μ' = Σ (Xi + 2)/30

μ' = Σ (Xi + 2)/30

μ' = Σ Xi /18 + Σ2/30

μ' = Σ Xi /18 + 2Σ/30

μ' = 18 + 2x30/30       ...............we add 2, 30 times.

μ' = 20

New mean will also be increased by 2 i.e. it'll be 20.

Regards,

Team,

TopperLearning.

 

 

 

 

 

 

Answered by | 12 Feb, 2010, 09:07: AM
CBSE 10 - Maths
Asked by ramagiriamulya2477 | 27 Jan, 2023, 07:58: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by shashwatpns | 22 Apr, 2010, 04:58: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by RACHIT_MAHAAN | 15 Mar, 2010, 02:48: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by kirtichawla94 | 12 Mar, 2010, 03:50: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by akhileshnarayanan | 12 Mar, 2010, 02:27: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by ashwinivg | 10 Mar, 2010, 08:46: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by poojathally | 10 Mar, 2010, 11:42: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by y.revanth | 08 Mar, 2010, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×