What is the Null and alternative hypothesis?

An agricultural field trial compares the yield of two varieties of corn. The researchers divide in half each of 11 fields of land in different locations and plant each corn variety in one half of each plot. After harvest, the yields are compared in bushels per acre at each location. The 11 differences (Variety A - Variety B) give and .|||H0: No difference in average yields between Variety A and Variety B --- null hypothesis


Ha : There is a difference in average yields between Variety A and Variety B --- alternative hypothesis