Answer:
12
Step-by-step explanation:
Statistical file:
{11, 9, 14, 13, 12, 9, 17, 16}
Minimum: 9
Quartile Q1: 10
Median: 12.5
Quartile Q3: 15
Maximum: 17
yes
25×.2=5
so the shirt is $5 off
Answer: 4
Step-by-step explanation: Divide 28 by 7