An SRS of 350 high school seniors gained an average of x = 45 points in their second attempt at the SAT Mathematics exam. Assume that the change in score has a Normal distribution with standard deviation o = 26. Suppose we had an SRS of just 100 high school seniors. What would be the margin of error for 99% confidence? Give your answer to three decimal places. margin of error:

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An SRS of 350 high school seniors gained an average of x = 45 points in their second attempt at the SAT Mathematics exam.
Assume that the change in score has a Normal distribution with standard deviation o = 26.
Suppose we had an SRS of just 100 high school seniors. What would be the margin of error for 99% confidence? Give your
answer to three decimal places.
margin of error:
Transcribed Image Text:An SRS of 350 high school seniors gained an average of x = 45 points in their second attempt at the SAT Mathematics exam. Assume that the change in score has a Normal distribution with standard deviation o = 26. Suppose we had an SRS of just 100 high school seniors. What would be the margin of error for 99% confidence? Give your answer to three decimal places. margin of error:
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