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Mathematics, 19.10.2019 04:20, Galaxystyx
8.1.3 a random 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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8.1.3 a random sample has been taken from a normal distribution and the following confidence interva...
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