Population: PT college students Percent female: p=0.60 Sample Proportion = p̂ = N/A Sampling distribution: approx.normal _____________ mean =.60 sd = √(.60)(1-.60)/100 = 0.049 95% Confidence Interval (z* =2.0) lower limit = N/A-2.0*0.049 = N/A upper limit = N/A+2.0*0.049 = N/A margin of error = 2.0(0.049) = .098