Vishnu Priya

A newborn baby whose apgar score is over 6 is classified as normal and this happens in 80% of births. As a quality control check an auditor examines the records of 100 births. He would be suspicious if the number of normal births in the sample of 100 birt...

Consider 100 blood donors chosen randomly from a population where the probability of typer a is .40? What is approximate probability that at least 43 donors will have type blood?