Question: . View keyboard shortcuts Edit View Insert Format Tools Table 12pt Paragraph In a random sample of 1229 patients taking drug A, 614 of them

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In a random sample of 1229 patients taking drug A, 614 of them experienced drug failure in the first month. Construct and interpret a 95% confidence interval for the drug failure proportion.?

Investigators are interested in comparing the mean hours to recovery after surgery for two different procedures.Participants were randomized to receive one of the two procedures and then followed to full recovery.

If 25% of participants had dropped out of the study before full recovery how might this impact the precision of the study? Why?

What type of study is this?

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