Table 33. Significance Tests of Average Advisory Program Returns , Corn, Soybeans and 50/50 Advisory Revenue, 2000 - 2004 Crop Years, On-Farm Variable Storage Costs
                   
Commodity/     Average Standard Two-tail
Benchmark 2000 2001 2002 2003 2004 Difference Error t-statistic p-value
--- per bushel (harvest equivalent)--- --- per bushel (harvest equivalent)---
Corn
Market Benchmarks:
24-Month Average 6 3 5 0 14 6 2 2.40 0.07 2
20-Month Average 13 8 5 0 17 Text Box: *
8
3 2.84 0.05 1
Farmer Benchmarks:
USDA Prices 15 3 -1 -1 11 5 3 1.69 0.17 -3
Market Prices 18 7 1 -4 34 11 7 1.64 0.18 -3
--- per bushel (harvest equivalent)--- --- per bushel (harvest equivalent)---
Soybeans
Market Benchmarks:
24-Month Average 3 11 25 26 18 Text Box: *
17
4 3.81 0.02 0
20-Month Average 10 23 12 -15 11 8 6 1.33 0.26 0
Farmer Benchmarks:
USDA Prices 13 -13 -21 -109 36 -19 25 -0.77 0.48 -3
Market Prices 19 -8 -20 -152 56 -21 35 -0.60 0.58 -3
---$ per acre (harvest equivalent)--- ---$ per acre (harvest equivalent)---
50/50 Revenue
Market Benchmarks:
24-Month Average 6 5 10 5 18 Text Box: *
9
2 3.68 0.02 2
20-Month Average 13 12 7 -3 19 10 4 2.62 0.06 0
Farmer Benchmarks:
USDA Prices 16 -1 -6 -21 20 1 7 0.20 0.85 -3
Market Prices 19 4 -4 -33 46 7 13 0.50 0.64 -3
                   
Notes: Two stars indicates significance at the one percent level and one star indicates significance at the five percent level.