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Convenience Sampling
In convenience sampling selection the researcher chooses the sampling units on the basis of convince or accessibility. It is called accidental sampling because the sample units enter by accident. This is also known as a sample of the man in the street i ,e selection of unit where they are sample units are selected because they are accessible. For example in testing a potential new product, the sample work is done by adding the new product to the appropriate shops in the locality. Purchasing and selling of the new product is observed there.
A Company produces 150 cars. But the production rate varies with the distribution. Production Rate Probability 147 0.05 148 0.10 149 0.15 150 0.20 151 0.30 152 0.15 153 0.05 At pre
Table of contents The tables of contents is an outline of the order of the chapters sections and sub section with their respective pages. If report includes a n
Problem based on graphical solution of a given LPP when feasible region is bounded. 1. Solve the following linear programming graphically; Maximize and minimize z = 60x+
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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
Higher Order Table When three or more characteristics are represented in the same table such a table is called higher order table. The need for such a table arises
Probability and Non Probability Sampling The following s are some of the considerations for the selection of probability an non probability sampling. 1.Sometimes p
maximize z=3x1+2x2 subgect to the constraints x1+x2 x1-x2 x1,x2>_0
Properties of Normal Distribution a.It is a continuous probability distribution having parameters m and . b.The normal curve is perfectly symmetrical about the mean (
what is operation research an management decision making
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