Jolly Blue Giant Health Insurance (JBGHI) is concerned about rising lab test costs and would like to know what proportion of the positive lab tests for prostate cancer are actually proven correct through subsequent biopsy. JBGHI demands a sample large enough to ensure an error of ± 2% with 90% confidence. What is the necessary sample size?
Recently Asked Questions
- A lead vat is 20 m long at room temperature ( 20C). How much longer is it when it contains boiling water at1 atmpressure?
- what is repressive theory of power can you please explain whether lengthy trials ( this explanation ) is repressive or not. why, why not
- This is the problem that I am stuck with doing. I really need help with creating the simulation in Excel.