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A researcher wanted to know more about adults in the US who have a bachelor of arts in economics college degree and specifically what their

A researcher wanted to know more about adults in the US who have a bachelor of arts in economics college degree and specifically what their mean salary was. The researcher collected a random sample of 55 adults in Los Angeles California with a bachelor of arts in economics college degree and found that their mean salary was $134,400. a) Identify the sample in this situation and explain why this is a biased sample based on the researcher's objective

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