1. The average length of a maternity stay in a hospital is said to be 2.4days with a standard deviationof 0.9 day.In a random survey of 36 women who recently gave birth in hospital,what is the probability that the average stay was between 2.5 to 2.7 days

standard error

probability that the average stay was between 2.5 to 2.7 days

1. Following the implementation of a queuing app at a local emergency room, it is determined that 77% of all patients feel better informed about their expected wait times.Suppose that 30 patients are sampled.What isthe probability that 65% of the patients or more will feel better informed about their expected wait times?

standard error

probability that 65% of patients or more will feel better informed