If you have no preliminary estimate for p, how many medical files should you include in a random sample in order to be 85% sure that the point estimate p̂ will be within a distance of 0.04 from p? Answer part (a) if you use the preliminary estimate that about 9 out of 90 people have blood type B. (Round your answer up to the nearest whole number.)
Assignment Instructions In your career, you will likely encounter an idea or problem that you could investigate using a chi-squared test. In this
Assignment Instructions In your career, you will likely encounter an idea or problem that you could investigate using a chi-squared test. In this summative assessment, you will read a research article that includes concepts related to basic statistics such as the use and analysis of tests comparing more than two