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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Quantitative:discrete
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Quantitative:continuous
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Detailed explanation-1: -Categorical or nominal For example, a binary variable (such as yes/no question) is a categorical variable having two categories (yes or no) and there is no intrinsic ordering to the categories. Hair color is also a categorical variable having a number of categories (blonde, brown, brunette, red, etc.)
Detailed explanation-2: -Categorical variables represent types of data which may be divided into groups. Examples of categorical variables are race, sex, age group, and educational level.
Detailed explanation-3: -A nominal variable is one that describes a name, label or category without natural order. Sex and type of dwelling are examples of nominal variables.
Detailed explanation-4: -A qualitative type of data is toothpaste brand. Example: brand of toothpaste is Babul.