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Scientific research is building of knowledge through collection of empirically verifiable facts. The term verifiable here means which can be checked by others for accuracy.
Kerlinger has defined scientific research as a "systematic controlled empirical and critical investigation of hypothetical propositions about the presumed relations among phenomena"
Three points that have been emphasized here are:
a. Investigation is research outcomes i ,e, the investigation is so ordered that investigators can have confidence in research outcomes. In other words the research situation is tightly disciplined.
b. Investigation is empirical i, e, subjective belief is checked against objective reality and
c. It is critical i, ,e the researcher is critical not of the results of his own inquiry but of the research results of others too.
Uncertainly : There is a great uncertainly about economic and general environment. With economic growth uncertainty is also growing's. this makes each decisions costlier
Disadvantage of standard Deviation It is not easy to understand and calculate. It gives more weight to the extremes and less to the items nearer to mean. Since
i need many good and important question of operation research obout dinamic programing and non-liner programing and integer orograming ....for study! thank you
Form of t- Distribution 1. The students t - distribution like the normal distribution has bell shaped frequency curve which is symmetrical. The only parameter which det
These models are used when one must decide the optimal time to replace equipment for one reason or the other for instance, in the case of equipment whose efficiency dete
describe the problems of operation management
Uses of Mean Deviation Mean Deviation is rarely being used as a measure of dispersion. But due to easy and simplicity in calculation. It is rather useful in busin
six operators are to be assigned to the 5 jobs with the cost of assignments
models of inventory management
A paper mill prouduces two grads of paper viz., X and Y. Becouse of raw material restriction, it cannot product more then 400 tons of grade X paper and 300 tons of grade Y paper in
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