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One Sample sign Test
In a one sample test the null hypothesis μ=μ0 against an appropriate alternative on the basis of a random sample of size n we replace each sample value greater than μ with a plus sing and each sample value less than μ0 with a minus sign and discard sample value exactly equal to put 0. We then test the null hypothesis that these plus and minus sings are values of a random variable having the binomial distribution with p =1/2.
Demerits of Range a.It gives importance to the two extreme values and is very much affected by the extreme items. b.The range provides no information about the st
Merits a.It is simple to understand and easy to calculate. b.It is very useful in the case of data which are of qualitative nature like intelligence honesty be
a)Draw a network for the project. b)Determine the critical path. Activity Duration Activity Duration 1-2 15 5-10 22 1-3 13 6-9 33 1-4 1
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
. 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
Method of Concurrent Deviations The coefficient of concurrent deviation or coefficient of correlation b the concurrent deviation methods is given by the formula. R
Case Study Methods: It is studying the phenomenon event situation or development through a thorough and detailed analysis or intensive study. The case may be an individual a gr
different classification of models in operation research
discuss and explain both probability and non probability sampling techniques.
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