Smart shopping questionnaire

Q1:What is your Gender?

Q2:How old are you?

Q3:How long you usually go shopping at supermarket？

Q4:Do you use shopping cart at supermarket?

Q5:How long you usually wait when you checkout?

Q6:Can you accept the waiting time when you checkout?

Q7:Have you ever couldn't find what you want to buy at supermarket?

Q8:Have you ever don't quite know the information of the item,like the price, the Date of production, so that you didn't buy it?

Q9:What you concern when you go to supermarket?

Q10:Do you like to useasmartshopping cart at supermarket?