how to test poisson regression in r what is poisson-regression what is poisson regression what assumptions do i make about poisson regression what are poisson regression assumptions how to test poisson what is poisson regression test what is the main assumption of poisson regression how to test poisson regression in r what assumptions are used to test the poisson model what is poisson regression used for what is the poisson test in r what is poisson in r what are poisson regression assumptions what is poisson in r what is poisson in r? what is poisson in r what kind of assumptions are used for poisson regression? what is poisson regression how to test inflated poisson in r slr