Answer: Explanatory variable = " number of times the owner has an advertisement played on the radio"
Response variable = "number of new customers who will visit a shop"
Step-by-step explanation:
- An explanatory variable is a kind of independent variable that can be manipulated by researcher in a study to check the response of the response variable.
In the given situation , the business owner is predicting the number of new customers who will visit a shop based on the number of times the owner has an advertisement played on the radio.
Here , He is controlling the advertisement played on the radio to see the response of customers.
Therefore , 
Explanatory variable = " number of times the owner has an advertisement played on the radio"
Response variable = "number of new customers who will visit a shop"
 
        
             
        
        
        
Answer:
5 * 5 = 25 and 6 * 6 = 36     :)
Step-by-step explanation:
32 is between 5 * 5 = 25
and also between 6 * 6 = 36
those are both perfect squares 
i hope this helps