Question

Find the Mean
34,39,40,47,

Answer 1

`\\ \rm\rightarrowtail Mean=(\sum n)/(n)`

`\\ \rm\rightarrowtail Mean=(34+39+40+47)/(4)`

`\\ \rm\rightarrowtail Mean=(160)/(4)`

`\\ \rm\rightarrowtail Mean=40`

Answer 2

40

Explanation:

34+39+40+47=160

160/4=40

Hope this helps :)