ABSTRACT
It is important at this point to consider the manner in which the experimental data were collected, as this greatly influences the choice of the proper technique for data analysis. Before going any further. it is well to point out that the person performing the data analysis should be fully aware of several things:
I. What was to have been found out'? 2. What is considered a significant answer? 3. How are the data to be collected. and what are the factors that
influence the responses?
