Discrete probability DistributionSampling Distribution of Meanxn < 20 & P 0.05sample meanuBinonial distribution :population meanp(x)ncypxn-x=u I = uS. D of x = 6inn 220 and P < 0.05IN = 6VnPoisson distribution :Central Limit Theoremp(x) = e-m m xyNormal!Distributionwhere m=npcurvefMean of Binomial DistributionxxMean = npVariance of Binomial DistributionZ = x - u xVariance = npqInStandard Deviation of Binomial Disburpoint estimate and Interval-estimateS.D =npqI-95%confidence levelContinuous probability Distributionfor10.4280.025Z = x-u0.0255ZOXx4202/2Sampling Distribution of proportionweight^Sample Standard DeviationM PMean of Sample proportionpopulation Standard DeviationSPpopulation proportion5 = S^PSample proportionbut S # 6^up = PS.D of P =pqn