Occupation is nominal data. There is not an order to the category occupation, so that eliminates ordinal and interval.
Age is none of the items listed. Age is ratio data.
A group, as a single entity, would be nominal.
No, it is nominal.
A person's age is a ratio scale because we can say person A's age is twice older than person B's. Equal difference ages on a ratio scale all have exactly the same size. Moreover in age, 0 (zero)...
Nominal.
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