marginal pdf - x_1 = 1. marginal pdf x_2 marginal pdf of marginal x_2 how is marginal pdf calculated how to compute marginal pdf from a random variable calculating a marginal and joint distribution marginal pdf of marginal variable is marginal pdf of x_1 equal to joint pdf marginal pdf p(x_1) is not defined for how to compute marginal pdf in excel marginal pdf definition how to calculate marginal distribution of x in excel what is marginal pdf x what is marginal pdf is marginal pdf x1 what is the marginal pdf of marginal how to compute marginal pdf in excel what does marginal pdf mean what is the value of a marginal distribution marginal and joint pdf