Chemistry, 14.10.2019 17:20 3345

Arandom sample has been taken from a normal distribution and the following confidence intervals constructed using the same data: (38.02, 61.98) and (39.95, 60.05) a. what is the value of the sample mean? b. one of these intervals is a 95% ci and the other is a 90% ci. which one is the 95% ci and why?

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