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SAT, 04.10.2021 20:30 pleasehelp5334me2

the following information was obtained from two independent random samples: the sample means of the two samples are (45, 42), sample variances are (85, 90) and sample sizes are (10, 12). assume normally distributed populations with equal variances. the 95% confidence interval for the difference between the two population means is

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the following information was obtained from two independent random samples: the sample means of the...
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