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What is the critical t* needed to construct a 90% confidence interval for a population mean when n = 20? What is the critical t*
What is the critical t* needed to construct a 90% confidence interval for a population mean when n = 20?
What is the critical t* needed to construct a 90% confidence interval for a population mean when n = 20?
C. 1.729
A. 1.328
B. 1.325
D. 1.725
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