A zero correlation means there is no predictable relationship between two variables.
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Q21: A positive correlation means that one variable
Q23: A key benefit of basic research is
Q24: Secondary data tends to take longer to
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Q30: The Scientific Method should only be used
Q31: Systematic testing and following the Scientific Method
Q36: The advantages of secondary data are that
Q37: The cause always precedes an effect.
Q39: Secondary data are data that already exist
Q40: A company's sales records represent primary data.
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