Mathematics, 09.06.2021 01:00 ilovebeans25423
1.Two groups, A and B, consists of 100 subjects each, each with a disease. A serum is given to group A but not to group B (the control); otherwise the two groups are treated identically. It is found that in groups A and B, 75 and 65 persons, respectively, recover from the disease. Test the hypothesis that the serum helps to cure the disease, using a level of significance of 5% (0.05).
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1.Two groups, A and B, consists of 100 subjects each, each with a disease. A serum is given to group...
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