19biniasztear
19biniasztear 19biniasztear
  • 22-05-2020
  • Mathematics
contestada

help me cos I give brainliest so good look image below

help me cos I give brainliest so good look image below class=

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princedavidanicet6
princedavidanicet6 princedavidanicet6
  • 22-05-2020

Answer:

fx

  • 2.5
  • 42
  • 80
  • 91
  • 40.5

sum of (fx)= 214

mean = £fx/ N

N=100

mean= 214÷100

mean = 2.14

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