is $rho an output or output what is rho in a bivariate distribution explain bivariate distribution by explaining why when simulating a bivariate normal distribution, why is _______$ chosen instead of estimated from the data? what's the rho value which is the pearson correlation why is $rho selected instead of estimated from the data why is rho chosen rather than estimated what is the average p.r.r.h.o. why does $rho$ is chosen instead of estimated from the data? why does mrpro's bivariate normal distribution pick rho? why is $rho selected and not the expected value why is $rho$ chosen instead of estimated from the data? how can i find the pearson correlation value in $rho why is rho chosen in bivariate normal distribution if a normal distribution is a bivariate how is $rho chosen what is rho in math explain the difference between rho and rho in terms of average and average why is $rho selected instead of an estimator?