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leonbullock135 leonbullock135
  • 15-02-2017
  • Mathematics
Answered

The mean of 100 numerical observations is 51.28 what is the value of the sum of all 100 numbers

Verified Answer :

LammettHash
LammettHash LammettHash
  • 15-02-2017

\(\dfrac{x_1+x_2+\cdots+x_{99}+x_{100}}{100}=51.28\)

which means the sum of the 100 numbers must be

\(x_1+x_2+\cdots+x_{99}+x_{100}=100\times51.28=5128\)

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