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Dyfyniad Arddull ChicagoSchumacker, Randall. Learning Statistics with R. Sage Publication, Los Angeles, 2018.
Dyfyniad MLASchumacker, Randall. Learning Statistics with R. Sage Publication, Los Angeles, 2018.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.