Table 34. Significance Tests of Average Advisory Program Returns , Corn, Soybeans and 50/50 Advisory Revenue, 2000- 2004 Crop Years, Commercial 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 4 -2 4 1 11 4 2 1.75 0.15
20-Month Average 11 5 6 2 15 Text Box: *
8
2 3.29 0.03
Farmer Benchmarks:
USDA Prices 18 4 4 3 12 Text Box: *
8
3 2.77 0.05
Market Prices 19 8 6 -1 35 14 6 2.17 0.10
--- per bushel (harvest equivalent)--- --- per bushel (harvest equivalent)---
Soybeans
Market Benchmarks:
24-Month Average 2 11 26 27 17 Text Box: *
17
5 3.50 0.02
20-Month Average 6 23 14 -13 12 9 6 1.42 0.23
Farmer Benchmarks:
USDA Prices 15 -10 -17 -105 38 -16 24 -0.65 0.55
Market Prices 21 -4 -16 -148 58 -18 35 -0.51 0.64
---$ per acre (harvest equivalent)--- ---$ per acre (harvest equivalent)---
50/50 Revenue
Market Benchmarks:
24-Month Average 4 1 11 6 15 Text Box: *
7
2 3.12 0.04
20-Month Average 11 9 9 -1 17
9
3 3.23 0.03
Farmer Benchmarks:
USDA Prices 18 1 -1 -17 22 4 7 0.63 0.56
Market Prices 21 5 1 -29 48 9 13 0.75 0.50
                   
Notes: Two stars indicates significance at the one percent level and one star indicates significance at the five percent level.