Table 22. Significance Tests of the Difference Between the Average Price for Market Advisory Programs and the Average Benchmark Price, Corn, Soybeans and 50/50 Advisory Revenue, 1995 - 2000 Crop Years, Commercial Storage Costs
                     
Commodity/ Difference Between Average Advisory Program and Benchmark Average Standard Two-tail
Benchmark 1995 1996 1997 1998 1999 2000 Difference Error t-statistic p-value
--- per bushel (harvest equivalent)--- --- per bushel (harvest equivalent)---
Corn
Market Benchmarks:
24-Month Average 14 -2 -1 -8 -3 4 1 3 0.21 0.88
20-Month Average -4 -4 5 5 5 11 3 2 1.28 0.26
Farmer Benchmark: Text Box: *
USDA Average Price Received -3 12 9 20 9 18 11 3 3.33 0.02
--- per bushel (harvest equivalent)--- --- per bushel (harvest equivalent)---
Soybeans
Market Benchmarks:
24-Month Average 33 19 9 -4 18 2 Text Box: **
13
5 2.34 0.07
20-Month Average 20 6 16 18 37 7 17 5 3.68 0.01
Farmer Benchmark: Text Box: *
USDA Average Price Received 1 10 21 64 28 15 23 9 2.56 0.05
---$ per acre (harvest equivalent)--- ---$ per acre (harvest equivalent)---
50/50 Revenue
Market Benchmarks:
24-Month Average 15 2 1 -6 2 4 Text Box: *
3
3 1.04 0.35
20-Month Average 2 -2 7 8 13 11 7 2 2.86 0.04
Farmer Benchmark: Text Box: *
USDA Average Price Received -1 11 11 30 14 18 14 4 3.26 0.02
Notes: Two stars indicates significance at the one percent level and one star indicates significance at the five percent level.