RELIABILITY OF THE RESULTS 



The statistical reliability of the major findings of the survey is estimated as follows: 



EXPEKmXl^'JBg S OF FISHERMEN AND HUNTERS 



Projection for number of- 



ristimated total 

 number 



Standard error of the total 



Actual 



Percent 



Limits between which the figure 

 from a complete enumeration 

 would fall, with a 19 out of 20 

 probability 



Fishermen and/or hunters. 



Fishermen 



Hunters 



Salt-water fishermen 



rresn- water nsnermen_ 



Big-game hunters 



Small-game hunters 



Waterfowl hunters 



24, 917, 000 

 20, 813, 000 

 11, 784, 000 

 4, 557, 000 



4, 414, 000 

 9, 822, 000 

 1 , 986, 000 



289, 000 

 272, 000 

 199, 000 

 155, 000 



2S:i; i)M 



123,000 



1 83, 000 



85, 000 



1. 16 

 1. 31 

 1. 69 

 3. 40 



24,339,000-25,495,000. 

 20,269,000-21,357,000. 

 11.386,000-12,182,000 

 4,247.000-4.867.000. 



1. 37 



2. 79 

 1. 86 

 4. 28 



17,914,000-18,926,000. 

 4,168,000-4,660,000. 

 9,456,000-10,188,000. 

 1,816,000-2,156,000. 



ex<p^f$\ 



FISHERMEN AND HUNTERS 



Projection for expenditures of- 



Estimated total 

 expenditure 



Standard error of the total 



Actual 



Percent 



Limits between which the figure 

 from a complete enumeration 

 would fall, with a 19 out of 20 

 probability 



Fishermen and/or hunters. 



Fishermen 



Hunters 



Salt-water fishermen. 



1" resn- water nsnermen. 



Big-game hunters 



Small-game hunters 



Waterfowl hunters 



."62, 850, 979, 000 



1, 914, 292,000 



936, 687, 000 



488. 939. 000 



.$127, 154,000 



107, 392, 000 



44, 774, 000 



64. 540. OOP 



4. 46 



5. 61 

 4. 78 



13. 20 



$2,596,671,000-$3, 105,287,000. 

 .$l,699,.508,000-$2, 129,076.000. 

 $847, 139,000-.$ 1.026,235,000. 

 $359.859.000-$618.019.000. 



1, 425, 353, 000 

 323, 909, 000 

 494, 033, 000 

 118,745,000 



58, 582, 000 



23, 775, 000 



24, 208, 000 

 10, 937,000 



4. 11 



7. 34 

 4. 90 

 9. 21 



$ 1 ,308, 189,000-$1,542,51 7.000. 

 $276,359,000-.$37 1,459.000. 

 ,$445,617,000-$542,44y,000. 

 $y6,871,000-.$140,6 19,000. 



49 



