Question

Find the average of 9, 11, 13, 15 and 17.​

Answer 1

Answer:

first mark as brainlist

Answer 2

Answer:

$formula ={ \green{\frac{ sum \: of \: all \: observations}{number \: of \: all \: observation}}} \\ \\ \\ \\ {\blue { ans = \frac{ 9 + 11 + 13 + 15 + 17}{5}}} \\ { \blue{ = \frac{65}{5} }} \\{ \blue{ = 13}}$

hope it's helpful