Question

find the mean of 1,2,3,4,5,6,6,8,7

Answer 1

Step-by-step explanation:

$mean \: = \frac{sum}{no. \: of \: observation}$

$mean = \frac{1 + 2 + 3 + 4 + 5 + 6 + 6 + 8 + 7}{9}$

$mean = \frac{42}{9}$

mean = 4.66

hope this helps