however the level of education is also a way to a good marriage so that the simultaneity issue with a high level of education remains limited the number of children could also be determined simultaneously with participation in the labour force didier et al the probability of participation of each woman using the linear model and the proportion of individuals whose probability of participation is not comprised between and extreme values were predicted these latter individuals were removed and the results were reevaluated a prediction is considered accurate if the predicted probability of participation is below and the woman actually does not work or the predicted probability is more than and the woman actually works