Answer:
Step-by-step explanation:
first of all arrange this data from ascending to descending order.
11,15,15,15,16,17,18,19,20,22,23
use formula
N+1/4 (N means no of observations)
11+1/4
12/4
3 rd term
therefore Q1=15
x=−7−√1614,−7+√1614
Answer:7.5
$936
10% is just divided by 10 so 9360 divided by 10 is 936
