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Mathematics, 29.01.2021 19:40 emily41950

A medical researcher administers an experimental medical treatment to 300 patients. The patients in the study are categorized by blood types A, B, AB, and O. The researcher observed that the treatment had a favorable outcome for 39 of the 130 patients with blood type A, 13 of the 52 patients with blood type B, 8 of the 8 patients with blood type AB, and none of the 110 patients with blood type O. Use this information to complete parts (a) through (d).

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