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Tentative explanations when formulated as propositions are called hypotheses. It is very important to state the hypothesis and its anticipated consequences before starting its verification. The formulation of a good hypothesis depends upon the sound knowledge of subject matter. A hypothesis must provide an answer to the problem in question. It must be capable of verification. Otherwise it may be refuted by empirical evidence.
In this method variables beings studied are controlled by the investigator. In other the effect of one variable is observed while other relevant variables are held constant
Steps of Research Process The steps of research process have already been discussed in theory. Here we shall outline the procedure of conducting the research. i) Formulate t
Other Determinants of Sample Size 1. The variability of elements within the population has become a very important factor to decide the sample size. The more v
Problem 1 (Problem 23, page 507) At a machine tool plant, five jobs must be completed each day. The time it takes to do each job depends on the machine used to do the job. If a mac
Short Define operations research as a decision-making science
How to solve linear programming problems using simplex method introducing slack variable,surplus variable and artificial variable
The Best Corporation is considering making either minor or major repairs to a malfunctioning production process. When the process is malfunctioning, the percentage of defective it
A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 tons of grade Y paper i
SOLVE THE FOLLOWING LP USING SIMPLE METHOD MAXIMIZE Z=3X1+2X2 SUBJECT TO CONSTRAINT X1+X2 X1-X2 X1,X2>=0
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