During summer vacation, the Barton family drove from California to Oklahoma. While on their trip they noticed the cost of gasoline per gallon varied.
Cost of Gasoline
Per Gallon
$2.88
$3.24
$2.88
$2.90
$2.79
$3.79
What was the mean cost of gasoline per gallon?
$2.88
$2.79
$2.89
$3.08