<h2>
Median = $1.84</h2><h2>
Difference = $0.34</h2><h2 />
Order the Data:
$1.61
$1.75
$1.79
$1.84
$1.96
$2.09
$2.11
Median - The middle value.
Cross of 1 from each side till you only have 1 left. If you have two left, add them together and divide by 2.
$1.61, $1.75, $1.79, $1.84, $1.96, $2.09, $2.11
$1.75, $1.79, $1.84, $1.96, $2.09, $2.11
$1.75, $1.79, $1.84, $1.96, $2.09
$1.79, $1.84, $1.96, $2.09
$1.79, $1.84, $1.96
$1.84, $1.96
$1.84
Quartiles - They are found at position 1/4 and 3/4 of the total number of elements. Or 1/2 the median's position or 1/2 the median's position + the median's position.
1/4
Median's position is 4
1/2 = 2
Position 2 = $1.75
3/4
4 + 2 = 6
Position 6 = $2.09
$2.09-$1.75 = $0.34
