Tenemos dos muestras.

Estimación del promedio poblacional - IC.95% (μ +/- std.error)

El promedio de peso de la primera población (145.79 +/- 0.4): Li=145.03, Ls=146.56.
El promedio de peso de la segunda población (144.75 +/- 0.4): Li=144.03, Ls=145.46.

Las muestas (n) “representan” a las poblaciones (N)

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