stat ....
Asked by kirtichawla94 | 12th Feb, 2010, 08:54: AM
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 | 12th Feb, 2010, 09:07: AM
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