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QUESTION 3 900 undergrads were randomly selected for a national survey. Among survey participants, the mean grade-point average was 2.6, and the standard deviation
QUESTION 3 900 undergrads were randomly selected for a national survey. Among survey participants, the mean grade-point average was 2.6, and the standard deviation was 0.5. What is the maximum error of estimate (E), assuming a 95% confidence level? 0.03 2.6 0.50 1.96 Answer not here
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