Hw Speech or Presentation Example | Topics and Well Written Essays - 1000 words

Hw - Speech or Presentation ExampleCompute the results from a shot test of p1=p2 (with a 0.05 significance level) and a 95% confidence interval estimate of p1-p2A study investigated survival rates for in- hospital patients who suffered cardiac arrests. Among 58593 patients who had cardiac arrest during the day, 11604 survived and were discharged. Among 28155patients who had attacks at night, 4138 survived and were discharged. We want to use 0.01 significance level to test the claim that survival rates are the same for the days and nights..In a randomised controlled trial in Kenya, insecticide case-hardened bed nets were tested as a way to reduce malaria. Among the 343 infants utilise bed nets, 15 developed malaria. Among 294 infants not using bed nets, 27 developed malaria. (Based on data from sustainability of reductions in malaria transmission and infant mortality in western Kenya with use of insecticide treated bed nets. By Lindblade et al. Journal of the American medical Asso ciation.) We want to use a 0.02 significance level to test the claim that the incidence of malaria is lower 9n infants using bed nets.The results are statistically significant since they provide the information required for statistical estimation. However, the results are not practical since it is not easy to estimate and mitigate the