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April 20, 2014

Homework Help: statstics

Posted by Anonymous on Sunday, April 14, 2013 at 12:20pm.

construct a 90 confidence interval for the population mean μ. assume the population has a normal distribution. A sample if 15 randomly selected math majors has a grade point average of 2.86 with a standard deviation od 0.78. Round to the nearest hundredth

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