Hi I really need help with this question, please
What is the mean of the data set?

{−5, 0, 2, −4, −7, 1, −4, 3, −2, 5, −9}


−4.0


−2.0


−1.8


9.0

Respuesta :

Answer:

it's

-2.0

Explanation:

.....................

Answer:

-1.8

Explanation:

Since this is the mean we add all and divide by how many terms we have

-5+0+2-4-7+1-4+3-2+5-9 = -20

-20/11= -1.81818181818

round

= -1.8