question 3 of 5\nthe owner of a store wants t...
question 3 of 5\nthe owner of a store wants to know whether customers are in favor of self - checkouts. she conducts a survey.\nwhich of these methods will produce the most representative sample of the stores customers?\na. the owner randomly selects customers who enter the store and surveys each customer who is selected.\nb. the owner surveys all customers who use the pharmacy in the store.\nc. the owner surveys all customers over 30 years of age.\nd. the owner surveys customers who are in the store at close time.
Answer
# Brief Explanations:
A representative sample should be unbiased and cover a wide - range of the store's customer population. Option A randomly selects customers entering the store, which is likely to include a diverse group. Option B only surveys pharmacy - using customers, which is a subset and may have different opinions. Option C only surveys customers over 30, excluding younger customers. Option D only surveys customers at closing time, which may be a non - representative group.
# Answer:
A. The owner randomly selects customers who enter the store and surveys each customer who is selected.