Before leaving a particular restaurant, patrons are asked to respond to a questionaire containing the questions given below. for each question, indicate (using the pull-down menu) whether the possible responses are interval, nominal, or ordinal.
? interval nominal ordinal 1. if you've eaten here before, on how many occasions?
? interval nominal ordinal 2. have you eaten at this restaurant previously?
? interval nominal ordinal 3. which of the following attributes of this restaurant do you find most attractive: service, prices, quality of food, menu options?
? interval nominal ordinal 4. do you consider our prices to be high, average, or low?

Two spray paint machines are used to paint different portions of a large wall. the first machine (nicknamed "paint pro") is used for two hours. the second machine (nicknamed "goldilocks") is used for an hour and a half. when they are working at the same time, they can paint 55 square feet per minute. together they painted 5850 square feet of wall. how many square feet of wall per minute can each machine paint? e used to paint different portions of a large wall. the first machine (nicknamed "paint pro") is used for two hours. the second machine (nicknamed "goldilocks") is used for an hour and a half. when they are working at the same time, they can paint 55 square feet per minute. together they painted 5850 square feet of wall. how many square feet of wall per minute can each machine paint?