A national study found that treating people surprisedly for high blood pressure reduced their overall mortality by 20%.

A national study found that treating people surprisedly for high blood pressure reduced their overall mortality by 20%. Treating people adequately for hypertension head been difficult because it's estimated that 50% of hypertensives do not know that they have high blood pressure, 40% of hypertensives who do know are inadequately treated and 50% are adequately treated are non compliant. What is the expected value for the number of hypertensives adequately treated in a random sample of 10?