Mathematics, 12.02.2021 14:00 mfkinnatz
A College Board sample estimated the standard deviation of 2016 SAT scores to be 194 points. You are researching the average SAT score. You want to know how many people you should survey if you want to know, at a 98% confidence level, that the sample mean SAT score is within 50 points of the true mean SAT score. What value for z should you use in the sample size formula?
Answers: 2
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Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days
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A College Board sample estimated the standard deviation of 2016 SAT scores to be 194 points. You are...
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