Regarding secondary and primary data, which statements are true?

SELECT ALL THAT APPLY

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Primary data is information that already exists somewhere.

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Researchers usually start by gathering secondary data.

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Researchers can usually obtain all the data they need from secondary sources.

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Digital text analysis is a primary data collection approach.

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Secondary data can usually be obtained more quickly and cheaply than primary data.

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The research plan may call for secondary data, primary data, or both.