roscast9089 roscast9089

15-03-2024
Mathematics

contestada

A 95% confidence interval of 17.7 months to 48.5 months has been found for the mean duration of imprisonment, μ, of political prisoners of a certain country with chronic PT a. Determine the margin.
a) 15.4 months
b) 30.8 months
c) 20.4 months
d) 5.3 months

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