Question: 2. A researcher tests performance on a math skills test of each of 250 individuals before and after they complete a one-day seminar on managing

2. A researcher tests performance on a math skills test of each of 250 individuals before and after they complete a one-day seminar on managing test anxiety.

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2. A researcher tests performance on a math skills test of each of 250 individuals before and after they complete a one-day seminar on managing test anxiety.

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