Answer :

luana
[tex]Formula\ for mean=\frac{sum\ of\ numbers}{amount\ of\ numbers}\\\\ Mean=\frac{-9-8+4-1}{4}=\frac{-14}{4}=-3,5\\\\Mean\ is\ equal\ to\ -3,5. [/tex]
eah
Mean = (- 9 - 8 + 4 - 1) / 4
         = (- 14) / 4
         = - 3,5

Answer : B 

Other Questions