Table A-l. Comparison of computed composite estimates of a test composite 

 frequency-size distribution of known characteristics. 



Phi size 



Test 

 composite 



Calculated composite distributions 



No mixing 



Mixture 2 



Mixture 1 







(8 analyses each) 



(2 analyses each) 



(1 anal> 



sis each) 



A 



B 



A 



B 



A 



B 



-0.5 



0.7 



0.1 



1.7 







0.2 



.... 



0.4 



0.0 



2.2 



0.5 



2.4 







0.8 







0.4 



0.5 



5.8 



6.5 



2.5 



5.8 



5.0 



3.1 



3.8 



1.0 



12.6 



18.5 



21.2 



19.2 



23.3 



20.9 



15.9 



1.5 



19.1 



17.6 



17.5 



15.1 



15.6 



17.9 



13.6 



2.0 



17.3 



11.0 



12.8 



15.7 



13.5 



9.2 



17.6 



2.5 



13.8 



15.2 



14.0 



12.2 



12.3 



15.7 



14.9 



3.0 



11.7 



12.9 



12.4 



13.2 



12.4 



12.1 



12.6 



3.5 



10.2 



12.7 



11.1 



12.0 



10.3 



14.0 



14.1 



4.0 



6.6 



5.0 



4.4 



6.8 



6.6 



7.1 



6.5 



Curve data 

















Phi 16 



0.84 



0.75 



0.78 



0.80 



0.78 



0.85 



0.90 



Phi 84 



3.02 



3.02 



2.95 



3.10 



3.02 



3.12 



3.10 



Mean 



1.93 



1.89 



1.87 



1.95 



1.90 



1.99 



2.00 



Sorting 



1.09 



1.14 



1.09 



1.15 



1.12 



1.14 



_______ 



1.10 



44 



