Fitting Distributions to Data: Recreate Poisson Expectations Above > rbind(k, signif(dpois(k, .610)*200,4)) [,1] [,2] [,3] [,4] [,5] [,6] [,7] k 0.0 1.00 2.00 3.000 4.0000 5.00000 6.000000 108.7 66.29 20.22 4.111 0.6269 0.07649 0.007776