Umm I think you divide a from b maybe
First arrange numbers
14,15,15,17,19,20,21,23,24
19 is median
15+15/2=15 is first quartile
The answer would be
•“The manager should check both relative frequencies by row and by column to look for an association.”
This is because the manager wants to know whether a customer buys more than $30 worth of stuff at their store with coupons taking off a lot or a little bit of the price.
If you want please mark BRAINLIEST.!
Hope this helps! :)
Answer:
is this the only thing it shows on the screen or does it have anything else that goes with the question?
Step-by-step explanation:
