Measurement label

a) we calculate a mean for a set of scores? nominal ordinal interval ratio b) we assign a value of 1 to people who buy Toyota vehicles, a 2 to people who buy Ford vehicles, and a 3 to people who buy other vehicles? nominal ordinal interval ratio c) we state that one score is "three times higher than" the score of another? nominal ordinal interval ratio d) we sort a group of fifteen students from tallest to shortest, and then we assign a value of 1 to each student in the top third, 2 to each in the middle third, and 3 to each in the bottom third? nominal ordinal interval ratio e) we assign a value of 1 to people who prefer pizza, 2 to people who prefer sandwiches, and 3 to people who prefer salads? nominal ordinal interval ratio f) we assign the number of points each student earned on their math quiz to measure their understanding? nominal ordinal interval ratio g) we measure the time (in seconds) each student took to complete their math quiz? nominal ordinal interval ratio h) we calculate the median for a set of scores? nominal ordinal interval ratio