Respuesta :

landenspain

Answer:

40

Step-by-step explanation:

ibnuamam104

[tex]mean(x) = \frac{sum \: of \: elements}{total \: number \:of \: elements} [/tex]

[tex]x = \frac{81 + 72 + 75 + 81 + 64 + 70 + 76 + 74}{8} \\ x = \frac{593}{8} = 74.125 = 74[/tex]

[tex]median = 72[/tex]

[tex]mode = 81[/tex]

[tex]range = 17[/tex]

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