DATABASE FUNDAMENTALS
TYPES OF DATA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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nominal
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ordinal
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interval
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ratio
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Detailed explanation-1: -A car magazine lists the most expensive cars for 2012. Prices can be compared at the ratio level of measurement. The roster of a basketball team lists the jersey numbers for each of the players.
Detailed explanation-2: -There is no way of ordering makes of a car. So we just have to give the name to the attribute to the make of the car. And thus that means that the correct option in this case will be option B, which is nominal. This is the correct answer.
Detailed explanation-3: -In the metric system, the speed of a vehicle is measured in kilometres per hour (km/h). In the Imperial system speed of a vehicle is measured in miles per hour (mph).
Detailed explanation-4: -The name of your company, the type of car you drive, or the name of a product are all examples of nominal data. Even though nominal data is qualitative, it can still be counted. Ordinal: Ordered data.