hellerbee2x
hellerbee2x hellerbee2x
  • 25-05-2017
  • Mathematics
contestada

need help step by step

need help step by step class=

Respuesta :

jrjackson jrjackson
  • 25-05-2017
Mean 86.5 ((70,70,75,85,90,90,90,90,100,105 )/ 10 )
Median:90 (90+90 /2 = 90)
Mode: 90 (The number that comes  up the most)

To find the quartiles just divide the data set in fours so that each set has three numbers. 

Upper Quartile: 90 
Lower Quartile: 75
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