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Biostatistics Answers

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1. You are interested in the average annual salary of American public health professionals. So, you took a random sample and found that the mean annual salary is $53,145. Suppose you knew from previous...

2. Over the past five years, the public health graduates’ mean GPA is 2.75. The chair is interested in finding out whether graduates this year have made any significant improvement in GPA. So, she...

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