Maceybowen9403 Maceybowen9403
  • 24-02-2020
  • Mathematics
contestada

The mean of the data set is 15.What number is missing? 9,12,16,18,23

Respuesta :

bhuvna789456
bhuvna789456 bhuvna789456
  • 01-03-2020

The number 12 is missing in the data set.

Step-by-step explanation:

  • The numbers are 9,12,16,18,23.
  • The missing number is assumed to be 'x'

Mean = Sum of the integers / Total number of integers.

15 = (9+12+16+18+23+x) / 6

15 = (78+x) / 6

90 = 78+x

x = 90-78

x = 12

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