3.8 A new version of the SAT is given to 1500 randomly selected high school seniors. The...
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3.8 A new version of the SAT is given to 1500 randomly selected high school seniors. The sample mean test score is 1230, and the sample standard deviation is 145. Construct a 95% confidence interval for the population mean test score for high school seniors.
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Related Book For 
Introduction To Econometrics
ISBN: 9781292071367
3rd Global Edition
Authors: James Stock, Mark Watson
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