Question: In a survey, the following data is collected from a sample of the population in Scotland: age, annual income, shoe size, height, eye colour, and

In a survey, the following data is collected from a sample of the population in Scotland: age, annual income, shoe size, height, eye colour, and number of children. Select all statements about the types of these variables that are true.

A. Annual income is an ordinal variable.

B. Number of children is a categorical variable.

C. Height is a binary variable.

D. Eye colour is a nominal variable.

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