Question

The cells from a1 to a5 have 99 71 78 68 66. The ouput of =mean(a1:a5) is

Answer 1

Answer:

76.4

Explanation:

the mean of a table =

$\frac{sum \: of \: all \: the \: cells}{the \: number \: of \: cells}$

=

$\frac{99 + 71 + 78 + 68 + 66}{5}$

=

$\frac{382}{5}$

= 76.4