Compute the following correct to the nearest whole number: a. If 6 out of 10 patients admitted to the hospital are discharged in 3 days or less, how many out of 12,689 recorded admissions exceeded a stay of 3 days?  b. A hospital discharged 2,895 patients in January. If 3% developed a hospital-based infection, how many were affected?  c. A hospital reported 14,444 discharges during the past year. If 35% of these patients were seen in consultation, how many of the discharged patients were seen by a consultant?

To boost holiday sales, Ginsberg jewelry store is advertising the following promotion: “If more than five inches of snow fall in the first three days of the year (January 1 through January 3), all purchases made between Thanksgiving and Christmas are free!” Based on historical sales records as well as experience with past promotions, the store manager believes that the total holiday sales between Thanksgiving and Christmas could range anywhere between $200,000 and $400,000 but is unsure of anything more specific. Ginsberg has collected data on snowfall from December 16 to January 18 for the past several winters in the file Ginsberg. Construct a simulation model to assess potential refund amounts so that Ginsberg can evaluate the option of purchasing an insurance policy to cover potential losses. What is the probability that Ginsberg will have to refund sales? What is the average refund? Why is this a poor measure to use to assess risk? In the cases when snowfall exceeds 5…

A hospital wants to estimate the percentage of admitted patients who receive Medicare benefits. If we want to estimate that percentage based on examination of randomly selected patient payment records, how many patient records must be examined in order to be 90% confident that we are within four percentage points of the population percentage?