A storeowner is considering extending the hours the store is open each day. He conducts a survey to determine if longer hours would be worth the expense. Which survey method would likely produce the most representative sample?
(a. choose 20 random customers from the neighborhood
(b. choose 20 full time employees from the store
(c. choose the 20 customers who spend the most money in one week
(d. choose the first 20 customers that come in one morning

Question

A storeowner is considering extending the hours the store is open each day. He conducts a survey to determine if longer hours would be worth the expense. Which survey method would likely produce the most representative sample?
(a. choose 20 random customers from the neighborhood
(b. choose 20 full time employees from the store
(c. choose the 20 customers who spend the most money in one week
(d. choose the first 20 customers that come in one morning