Update README.md

Author: cscherrer

README.md

@@ -19,12 +19,14 @@ julia> m = @model (x, s) begin
 
 julia> x = zeros(3);
 
-julia> rand(m(x,10))
-(σ = 0.2647077728206953, x = [0.06944713402659985, 0.3047980085884222, 0.07621300638873846])
+julia> r = rand(m(x,10))
+(σ = 9.096155145583953, x = [14.876934886768867, 6.612967845518229, 2.045770246490428])
 
 julia> x
 3-element Vector{Float64}:
- 0.06944713402659985
- 0.3047980085884222
- 0.07621300638873846
-```
+ 14.876934886768867
+  6.612967845518229
+  2.045770246490428
+
+julia> ℓ = logdensityof(m(x, 1.0) | (;x), (σ = 1.0,))
+-122.91114458882001