For an experiment we have the following data set: n = 4, ∑ X = a,∑ Y = 10,∑ XY = 21,∑ X2 = 30,∑ Y2 = 30 the correlation coefficient is -0.8 then the value of a is:
The correct answer is C
____ was marked as the International Year of soils.
FLRS stands for
Which of the following fungus is responsible for causing Black rust or stem rust in wheat?
Gossypol toxin is produced in
Cell division in which one cell with two set of chromosomes give rise to four cells. The terminology is referred to as
In which of the following option the elasticity of production is incorrectly matched with the stage of production?
Late Blight of Potato is caused by
Which legume crop cannot fix atmospheric Nitrogen?
Plant food manufactured by the process of photosynthesis in the presence of a nutrient in chlorophyll is?
The lactometer reading for cow milk should be ____ at 15.5 ℃ .