Answer:
15 or below
Step-by-step explanation:
10+10+8+8 = 36
51-36 = 15
Less than or equal to = 15 or below
plug in "n" in the formula to get an answer
Minimum = 5
Lower Quartile (Q1) = 6
Median = 9
Upper Quartile (Q3) = 12
Maximum = 15
$6.66 per shirt
20/3 = 6.66
It costs $6.66 per shirt, therefore the rate would be 6.66/shirt
