DATABASE FUNDAMENTALS
TYPES OF DATA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Categorical Nominal
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Categorical Ordinal
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Numerical Discrete
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Numerical Continuous
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Detailed explanation-1: -Discrete. Quantitative data that can take a fixed number of values only. For example, shoe size.
Detailed explanation-2: -Discrete data is numerical data that can only take certain values. The number of people on a fair ground ride, the score on a pair of dice, or a shoe size are all examples of discrete data.
Detailed explanation-3: -Height and shoe size are quantitative variables. Birth order can be either categorical or quantitative, depending on how it is used.
Detailed explanation-4: -Then he realized shoe size is an interval variable. Eureka! An interval variable has a defined interval between values but lacks a zero point. Consider shoe sizes, we can say that the difference in shoe size 8 and shoe size 7 is equal to the difference in sizes 2 and 3.
Detailed explanation-5: -Shoe size is a Discrete variable. E.g. 5, 5½, 6, 6½ etc.