tiffany120187
tiffany120187 tiffany120187
  • 16-05-2017
  • Mathematics
contestada

Find the value of x such that the data set has a mean of 107.
100,123,106,115,108,X
X=

Respuesta :

dmarshall983
dmarshall983 dmarshall983
  • 16-05-2017
the answer would be 90

Answer Link
marooda13
marooda13 marooda13
  • 16-05-2017
Take 107 and multiply it by 6, this gives you what you want to end up with.

Then add all the numbers you are given together.

Next take the above answer, plus x, set it equal to what 107*6 equals then solve

100+123+106+115+108+x=107(6)
552+x=642
552-552+x=642-552
x=90
Answer Link

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