Answer
The mean is the sum of all values divided by the number of values:
$x̅ = \frac{6.6+7.8+8.9+9.8+9.7+9.3}{6}
= 8.6833$
Work Step by Step
The mean is the sum of all values divided by the number of values:
$x̅ = \frac{6.6+7.8+8.9+9.8+9.7+9.3}{6}
= 8.6833$